The base angle of an isosceles triangle measures 54°. What is the measure of its vertex angle?

27°
36°
54°
72°

Answers

Answer 1
The answer is the last one because in isosceles triangles the base angles are congruent.
Answer 2

The measure of the vertex angle is 72 degrees

Isosceles triangle

The sum of the interior angle of a triangle is 180 degrees. Of the base angles are equal hence;

54 + 54 + x = 180

where

x is the vertex angles

Simplify

108 + x = 180

x = 180 - 108

x = 72 degrees

Hence the measure of the vertex angle is 72 degrees

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Related Questions

Which is precisely defined using the undifined terms point and plane

Answers

A line segment is precisely defined using the undefined terms point and plane. These three terms are undefined terms in geometry. A point has no dimension. A plane has no thickness but extends at all directions. A line has no thickness but extends in one dimension

Which is the more reasonable measurement of the diameter of a blood cell: 7.4 ⋅ 10−3 mm or 7.4 ⋅ 103 mm? Justify your answer.

Answers

I think that it is the first one because it is smaller


hope this helped!!

Answer:

[tex]7.4\times 10^{-3}\ mm[/tex]

Step-by-step explanation:

Actual measurement of diameter of a blood cell is 6 to 8 μm

Let diameter be d

[tex]1\mu m=10^{-6}\ m[/tex]

[tex]6\times 10^{-6}\ m\leq d\leq 8\times 10^{-6}\ m[/tex]

Now we check the given measurement between the range.

[tex]7.4\times 10^{-3}\ mm[/tex]

Change into meter. As we know 1000 mm = 1 m or 1 mm = 10⁻³ m

[tex]7.4\times 10^{-3}\times 10^{-3}\ m[/tex]

[tex]7.4\times 10^{-6}\ m[/tex]

[tex]7.4\times 10^{3}\ mm[/tex]

[tex]7.4\times 10^{3}\times 10^{-3}\ m[/tex]

[tex]7.4\ m[/tex]

So, [tex]7.4\times 10^{-6}\ m[/tex] lie between [tex]6\times 10^{-6}\ m\leq d\leq 8\times 10^{-6}\ m[/tex]

Hence, [tex]7.4\times 10^{-6}\ m[/tex] more reasonable measurement of diameter of blood cell because it lies between range of diameter of blood cell.

Solve each equation for y 2x+3y=18 plus show work

Answers

2x + 3y = 18
3y = 18 -2x
y = (18/3) - (2/3)x
y = 6 - 2/3x
y =-2/3x + 6
2x + 3y = 18
2(0) + 3y = 18
3y = 18
3y / 3 = 18/3
y = 6

PLEASE HELP: When two-thirds of an even number is added to one-quarter of the next consecutive even number, the result is 28. What are the numbers?

Answers

The numbers are:  "30" and "32" .
______________________________________
The two (2) consecutive even numbers are:  "x" and "(x+2)" .
We are asked to find these numbers.  
If we can solve for "x" (one of these numbers); we can solve for "(x+2)" by adding "2" to "x".
_________________________________________
  →   (⅔) x + (¼) (x + 2) = 28 ;  Solve for "x" ;
_________________________________________
Note the distributive property of multiplication:
_________________________________________
 a(b+c) = ab + ac ;
 
 a(b − c) = ab − ac ;
__________________________________________
As such:  " + (¼) (x + 2) = (¼) x  + (¼) (2)  =  (¼) x + ½ ;
__________________________________________
Rewrite the equation:  →   (⅔) x + (¼) (x + 2) = 28 ; 

as:  " →   (⅔) x + (¼) x + ½  = 28 ;

Multiply the entire equation by "12" ; to get rid of the fractions:

      → 12 * { (⅔) x + (¼) x + ½  = 28 } ;

      → (24/3) x + (12/4)x + (12/2) = 28*(12) ;

            →  8x + 3x + 6 = 336

            →  11x + 6 = 336 ;

Subtract "6" from each side of the equation:

            →  11x + 6 − 6 = 336 − 6 ; 

            →  11x = 330 ;

Divide each side of the equation by "11" ; 
   to isolate "x" on one side of the equation; & to solve for "x" ;

            → 11x / 11 = 330 / 11 ;

             → x =  30 ; 
____________________________________________
The next consecutive even integer is: 
 "(x + 2)" ; which equals:  "30 + 2 = 32" .
____________________________________________
The numbers are:  "30" and "32" .
____________________________________________
Let us check our answer, by plugging the value for "x" in the original equation; to see if it holds true:
____________________________________________
  →   (⅔) x + (¼) (x + 2) = 28 ; 

  →   (⅔) (30) + (¼) (30 + 2) = ? 28 ? ;

  →  (60/3)  +  (¼)*(32) = ? 28 ? ;

      →   20 + 8 = ? 28 ? ;  Yes!
____________________________________________

Find the distance between A (0,1) and B (-4,6) to the nearest tenth

Answers

distance formula : sqrt ((x2 - x1)^2 + (y2 - y1)^2)
(0,1)...x1 = 0 and y1 = 1
(-4,6)...x2 = -4 and y2 = 6
now we sub
d = sqrt (( -4 - 0)^2 + (6 - 1)^2)
d = sqrt ((-4^2) + (5^2))
d = sqrt (16 + 25)
d = sqrt 41
d = 6.4 <===

what 3 digits are in the ones/units period 4,083,817

Answers

The 3 digits in the units period are 817.

digit 8 is in the hundreds place, digit 1 is in the tens place, and digit 7 is in the ones or units place.

Brainest Answer is appreciated. 
It's 8 because if you see the number the ones section will be around after the hundreds and that how you see what number it go so the awnser is 8

Many food products are packaged in a variety of sizes. The list below gives the sizes and costs of fruit juice drinks at one store. $1.92 single-serving multi-pack (serves 6) $1.12 one quart (serves 4) $2.16 two quarts (serves 8) $3.52 one gallon (serves 16) Type your responses here: 1. Choose two different sizes and give an advantage for buying each.

Answers

The two sizes chosen for this item are a quart and one gallon. 

The first one is advantageous because when it is desired that this be brought some place, it will not be very bulky and not heavy because among the given, this is the smallest. Also, one gallon can be chosen because it does serve many people at a relatively lower price than the other given. 

Approximately 55% of the 750 pupil student body voted for Suresh for student body president. How many students voted for him?

Answers

412.5 i think, might wanna double-checkk tho
your answer should be 412.5 because its only 55 percent.

divide using synthetic division (2x^3 + 14x^2 - 58x) / (x + 10) 58 POINTS!!!!

Answers

-10 | 2 14 -58
-20 -60
2 -6 -118

So it's 2x^2 -6x The remainer is -118

Set x + 10 = 0

So that's how I get -10

I then multiplied -10 x 2 to get -20 and placed it below 14. -20 + 14 is -6. -6 x -10 is -60. -58 + -60 is -118. 2 remains the same since you didn't do anything with.

Since you started with 2x^3 and this is division, you immediately know the first term will start with x^2 so that's how I get 2x^2. The ending number, in this case -118, is always the remainder.

what times what equals 108

Answers

12 times 9 = 108, 18 times 6 = 108, 27 times 4 = 108 and 36 times 3 = 108.

What is multiplication?

Multiplication is an operation that represents the basic idea of repeated addition of the same number.

Given that, what times what equals 108,

Below is a list of all the different ways that what times what equals 108.

12 times 9 equals 108

18 times 6 equals 108

27 times 4 equals 108

36 times 3 equals 108

54 times 2 equals 108

108 times 1 equal 108

Hence, 12 x 9 = 108. 18 x 6 = 108. 27 x 4 = 108. 36 x 3 = 108.

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There are multiple pairs of numbers that multiply to 108, such as 1 × 108, 2 × 54, 3 × 36, 4 × 27, 6 × 18, and 9 × 12. Therefore, any pair of these factors will correctly answer the question.

To determine what times what equals 108, we need to identify the factors of 108.

1 × 108 = 108

2 × 54 = 108

3 × 36 = 108

4 × 27 = 108

6 × 18 = 108

9 × 12 = 108

There are multiple pairs of numbers that, when multiplied together, equal 108. Therefore, any of these factor pairs are valid answers to the question.

For example, 9 times 12 or 6 times 18 are pairs that satisfy this condition.

If the sum of six consecutive even integers is 390 what is the smallest of the six integers

Answers

the answer is 60 but im going to explain it down below if you want to know how to do it :)

first because we dont know the values of the 6 numbers we have to lay it out like this.
x
x+2
x+4
x+6
x+8
x+10
-------- (then we add it together)
6x+30 = 390 (the sum of the 6 numbers)

using this equation we find out what x is 

so we do 390-30 to find what 6x is, which is 360
because now we know that 6x=360, we divide 360 by 6 to find out what x is
360 divided by 6 =60..... x = 60

so now we know that the smallest integer is 60
to check the answer we could add the 6 numbers which are:
60+62+64+66+68+70=390 :)

so the smallest integer is 60

Find the greatest possible error for the measurement 0.991 g. A. 0.001 g B. 0.1 g C. 0.005 g D. 0.0005 g

Answers

The answer is D.

0.991 could have been rounded to the nearest thousandth, so the greatest possible error must be five ten thousandths, or 0.0005, since we always round up if the number is 5 or more or round down if the number is less than 5.

which graph represents a circle with equation x2 + y2 = 9

Answers

The basic form of the equation of a circle is: 
x^2+y^2=r^2 
where r^2 is the radius squared.

Looking at your equation, x^2+y^2=9, the radius is 3 (sqrt of 9 is 3) 

Therefore, the graph B would be correct since the radius of the circle at all points is 3. 

Hope I helped :) 

Answer:  The correct option is (B). Its image is attached below.

Step-by-step explanation:  We are given to select the graph that represents the circle with equation as follows:

[tex]x^2+y^2=9~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(i)[/tex]

We know that the standard equation of a circle with center at the point (h, k) and radius r units is given by

[tex](x-h)^2+(y-k)^2=r^2.[/tex]

From equation (i), we have

[tex]x^2+y^2=9\\\\\Rightarrow(x-0)^2+(y-0)^2=3^2.[/tex]

Comparing the above equation with the standard equation of a circle, we get

Center, (h, k) = (0, 0) and radius, r = 3 units.

We draw the graph of the circle with center at the origin (0, 0) and radius 3 units in the attached figure below.

We see that the graph of the circle is same as the one provided in option (B).

Thus, option (B) is CORRECT.

?/48=7/8 what is the numerator

Answers

42 is the numerator  you multiply 8 times 6 so you do the same with the top
IT IS 42 GOOD LUCK!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

How is 2 and 7 tenths written as a decimal?

Answers

since 2 is a whole number , the 2 would go in front of the decimal , 2.00 like so , and since you have 7 tenths combined with the 2 and the tenths place is just after the decimal, it'd look like this 2.7
How is 2 and 7 tenths written as a decimal?

is 2.7 because 2 is in the ones place and 7 is in the tenths place

so 2.7 is the answer

hope this helps

The equation for the cost in dollars of producing computer chips is y =.000015x^2-.03x+35. Where x is the number of chips produced . Find the number of chips that minimizes the cost. What is the cost for that number of chips?

Answers

Final answer:

1000 chips minimize the production cost in the given equation, and the minimum cost for producing these chips is $20.

Explanation:

To find the number of chips that minimizes the cost in the given quadratic equation, y = 0.000015x^2 - 0.03x + 35, we can use the vertex formula for a parabola, which is derived from the general quadratic equation.

The general form of a quadratic equation is y = ax^2 + bx + c, and the x-coordinate of the vertex, which gives us the number of chips that minimizes the cost, can be found using x = -b/(2a). For our equation, a = 0.000015 and b = -0.03.

Substituting the values of a and b into the vertex formula:

x = -(-0.03)/(2 * 0.000015)x = 0.03/0.00003x = 1000 (number of chips)

Now, we plug this value back into the original equation to find the minimum cost:

y = 0.000015(1000)^2 - 0.03(1000) + 35y = 15 - 30 + 35y = $20 (cost for producing 1000 chips)

This gives us the minimum cost and the number of chips that lead to this cost. Therefore, 1000 chips minimize the cost, and the minimum cost for producing these chips is $20.

Tracey paid $170 for an item that was originally priced at $580. What percent of the original price did Tracey pay? Round your answer to two decimal places.

Answers

You can use the is/of = %/100 formula, and just simply input the values.
Therefore, 170/580=%/100
580x=170,000
29.31

Using the formula for volume of a cone, express r in terms of V, h and pi

Answers

The volume of the cone is one-third of the volume of the cylinder which is equal to the product of area of the base and the height. The equation is,

    V = (1/3)(pi)(r^2)h         

Dividing both sides of the equation by (1/3)(pi)(h) will give us,

  3V/(pi)(h) = r^2

Taking the square-root of both sides,

  r = sqrt(3V/(pi)(h))

Answer:

[tex]r = \sqrt{\displaystyle\frac{3V}{h\pi}}[/tex]

Step-by-step explanation:

We are given the following information in the question.

Using the formula for volume of cone, we have to express r in terms of V, h and pi.

Formula:

[tex]\text{Volume of cone, V} = \displaystyle\frac{1}{3}\pi r^2 h\\\\\text{where r is the radius of cone, h is the height of radius}[/tex]

Now, we have to evaluate r, the radius of cone.

Rearranging the terms, we have,

Working:

[tex]V = \displaystyle\frac{1}{3}\pi r^2 h\\\\r^2 = \frac{3\times V}{\pi\times h}\\\\r^2 = \frac{3V}{h\pi}\\\\r = \sqrt{\frac{3V}{h\pi}}[/tex].

Thus, r in form of V, h and pi can be written as:

[tex]r = \sqrt{\displaystyle\frac{3V}{h\pi}}[/tex]

Assume that you own a ruby. Apply the law of detachment to the following conditional statement:

If you have a ruby, then it you have at least $1000.

Which of these statements is true, according to the law of detachment?

You have a ruby.

Someone buys the ruby for $1000.

You sell the ruby.

You have at least $1000.

Answers

The statement fourth "You have at least $1000" is correct if you have a ruby, then it you have at least $1000.

What is the law of syllogism?

Legal syllogism is a legitimate concept that deals with the law and how it is applied, specifically a type of argument that uses deductive reasoning to determine whether a given act is legal.

We have:

Assume that you own a ruby. Apply the law of detachment to the following conditional statement:

The statement is:

If you have a ruby, then it you have at least $1000.

As we know, the law of detachment, we must let go of attachment to both the desired end and all possible routes to get there in order to actualize our wants.

Thus, the statement fourth "You have at least $1000" is correct if you have a ruby, then it you have at least $1000.

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Final answer:

Given the statement 'If you have a ruby, then you have at least $1000.' and the fact that you have a ruby, the Law of Detachment leads to the conclusion 'You have at least $1000.'

Explanation:

The Law of Detachment (also known as Modus Ponens) in logic says that if a conditional statement ('if p then q') is true and the first part of the statement (p) is true, then the second part of the statement (q) is true. Let's apply it to your statement.

The original statement is 'If you have a ruby, then you have at least $1000.' You confirmed the first part 'You have a ruby.' So, according to the Law of Detachment, the resulting correct statement would be 'You have at least $1000.' The other statements about selling or someone buying the ruby are irrelevant to the Law of Detachment.

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After 2 months of living at his new apartment, Henry had 2 cats. Six months later, Henry still had 2 cats. Which of the graphs below models Henry's cat population?


I know it is just a straight line but I need to know if its horizontal or vertical..

Answers

In a graph, time is the independent variable, which means that it will usually be the x axis.

Since the time keeps increasing but the number if cats do not, I would think that it is a horizontal line.

Hope this helps!
Your fortune is "404 error : Fortune not found. Would you like to try again?"

Answer:

The graph with the horizontal line.

Which gas is plotted using the y-axis on the right?

Answers

There is no picture

Jack wants to fill a rectangular box with sand. The length of the sand box is 3 feet, width is 6 inches, and height is 2.4 inches. Each bag of sand contains 0.15 cubic foot of sand. How many bags of sand will Jack need to fill the box completely?

[1 foot = 12 inches]

Numerical Answers Expected!

Answers

Jack would need to buy 2 bags of sand.
To find the answer you first have to find the volume of the rectangular box which can be found using the formula length times width times height (remember that the numbers have to have the same unit so it would look like 3 times .5 times .2 if you convert them all the feet). the volume of the box is equal to .3
Then you could set the volume of the box equal to .15x to find how many boxes he would need. The formula would be .15x=.3
Divide by .15 to get x alone and you get 2 for the answer.
Answer:

The number of bags of sand that Jack need to fill the box completely are:

                                        2

Step-by-step explanation:

The length(l) of the sand box is 3 feet, width(w) is 6 inches, and height(h) is 2.4 inches.

Also,

1 foot=12 inches

This means that:

1 inch=1/12 foot

i.e.

6 inches=0.5 feet

i.e.

w=0.5 feet

and

h=2.4 inches

i.e.  h=0.2 feet

Now, we find the volume of the rectangular box.

The volume of the rectangular box is given by:

Volume=lwh

Hence,

Volume=3×0.5×0.2

i.e.

Volume=0.3 cubic feet.

Also, the volume of one bag of sand= 0.15 cubic feet

This means that the number of bags of sand that will fill the box completely is:

(Volume of rectangular box) / (Volume of one bag of sand)

=   0.3/0.15

=2

Hence, number of bags =2

What key would you use is 10 students chose cartoons

Answers

1.Colour 2.size 3.labelling 4.speech bubbles 5.symbols 6.focus 7.angle 8.tone 9.Facial expressions 10.context these are the t key would you use is 10 students chose cartoons

Karli's shadow is 60 inches long. A nearby fire hydrant casts a shadow 40 inches long. If Karli is 48 inches tall, what is the height of the fire hydrant?

Answers

32 is the height of the fire hydrant.
I believe the answer is around 32 inches

Which one of the following statements is true of parallel lines?

Answers

Well i don't have the choices but i can tell you that parallel lines never touch or cross at any time. Hope this helps!
the answer is They never intersect
In three-dimensional context, this two lines could be considered as parallel lines if they do not in anyway share a single point.
IF you we could exaggerate, if these lines are pulled to its infinite length, the lines still won't touch one another

Solve 81^x = 27^x+2
X=1
X=2
X=5
X=6

Answers

the answer is x = 6 let me know if you need more help
the answer would be x=6.

Maria started with $10. She has been saving $3 dollars each week to buy a softball bat. The amount of money Maria has depends on how many weeks she has been saving. Which expression represents Maria after x weeks?

A) f(x) = 10x + 3
B) f(x) = 3x + 10
C) f(x) = 10x - 3
D) f(x) = 3x - 10

Answers

The answer would B (B) f(x) = 3x + 10) because she has the 10 dollars at first then you multiply the amount that she made over how many weeks (X) by 3.

Elizabeth bought 4 drinks and some nachos. The nachos cost $6, and she spent a total of $18. How much did each drink cost? Use d to represent the cost of each drink. A. ; each drink cost $4. B. ; each drink cost $6. C. ; each drink cost $2. D. ; each drink cost $3.

Answers

each drink costs $3 (D). 18-6=12 12÷4=3

Answer:

D. ; each drink cost $3

Step-by-step explanation:

Given that Elizabeth bought 4 drinks and some nachos.

Total amount spent = [tex]18[/tex]$

She can buy only in integers the drinks i.e.1,2,or 3

Nachos also she can buy 1,2...

If x is the no of nachos and d the cost of drink, we get

[tex]6x+4d=18[/tex]

If x=1, d =3

x=2, d = 1.50

d=3, d=0 (which is not possible)

Hence d can take values either as 3 or 1.50

Out of the options given 3 is only there.

D. ; each drink cost $3

Line segment YZ was used to translate ABCDE. YZ is 5.5 inches long.what is the length of AA + BB + CC + DD +EE?

Answers

5.5 + 5.5 + 5.5 = 16.5

Answer:

AA' + BB' + CC' + DD' +EE' = 27.5 inches

Step-by-step explanation:

A translation moves all points of a figure the same distance in the same direction. If line segment YZ is 5.5 inches long, then the distance between original point A and translated point A' would be 5.5 inches. That is also valid to the other points. So, length of AA' = BB' = CC' = DD' = EE' = 5.5 inches. In consequence, AA' + BB' + CC' + DD' +EE' = 5*5.5 inches = 27.5 inches

yvonne made 2 3/4 quarts of punch. Write 2 3/4 as a decimal

Answers

2x4=8
8+3=11
11/4
I hope this helped
2 3/4 (25/25)= 2.75

2 3/4 as a decimal is 2.75.

Hope this helps!
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