Find the surface area of a right prism whose bases are equilateral triangles with side lengths of 6 in. The height of the prism is 10in

Answers

Answer 1

Answer:

The surface area of the prism is [tex](18\sqrt{3}+180)\ in^{2}[/tex]

Step-by-step explanation:

we know that

The surface area of the triangular prism is equal to

[tex]SA=2B+PH[/tex]

where

B is the area of the triangular base

P is the perimeter of the triangular base

H is the height of the prism

Find the area of the base B

Applying the law of sines to find the area of a equilateral triangle

[tex]B=\frac{1}{2}b^{2} sin(60\°)[/tex]

we have

[tex]b=6\ in[/tex]

[tex]sin(60\°)=\sqrt{3}/2[/tex]

substitute

[tex]B=\frac{1}{2}6^{2}(\sqrt{3}/2)[/tex]

[tex]B=9\sqrt{3}\ in^{2}[/tex]

Find the perimeter P

[tex]P=3*6=18\ in[/tex]

we have

[tex]H=10\ in[/tex]

substitute the values

[tex]SA=2(9\sqrt{3})+(18)(10)=(18\sqrt{3}+180)\ in^{2}[/tex]


Related Questions

Combine like terms to find the equivalent expression to6(58u+1)−6(−74u−5).

Answers

Answer:

-36 • (22u + 1)

Step-by-step explanation:

Pulling out like terms :

2.1     Pull out like factors :

  -74u - 5  =   -1 • (74u + 5)

Equation at the end of step  2  :

 (6 • (58u + 1)) -  -6 • (74u + 5)

Step  3  :

Equation at the end of step  3  :

 6 • (58u + 1) -  -6 • (74u + 5)

Step  4  :

Pulling out like terms :

4.1      Pull out     6

Note that  -6 =(-1)• 6

After pulling out, we are left with :

     6 • ( (-1)  *  (58u+1) +( (-1)  *  (74u+5) ))

Step  5  :

Pulling out like terms :

5.1     Pull out like factors :

  -132u - 6  =   -6 • (22u + 1)

Final result :

 -36 • (22u + 1)

interquartile range of 6 26 27 28 29 30 32 36 38 40

Answers

Hello There!

The "Inter-Quartile Range" is 9

Answer:

The interquartile range is 9

Step-by-step explanation:


Order the following integers from least to greatest:
−41,−51,−38, 50, 41 and 13

Answers

Answer:

-51, -41, -38, 13, 41, 50

Step-by-step explanation:

The integers ordered from least to greatest are: -51, -41, -38, 13, 41, 50.

To order the integers from least to greatest, one must start by identifying the negative integers and then the positive integers. Among negative integers, the larger the absolute value, the smaller the number. Conversely, for positive integers, the larger the number, the greater it is.

Starting with the negative integers:

-51 is the smallest because it has the largest absolute value among the negative numbers.

-41 is the next smallest negative number.

-38 is the smallest negative number because it has the smallest absolute value among the negatives.

Now, moving on to the positive integers:

13 is the smallest positive number.

41 is the next smallest positive number.

50 is the largest positive number.

Putting it all together:

-51, -41, -38, 13, 41, 50.

what is the solution of the equation x to the power of 2=
64

Answers

Answer: x= 8

Step-by-step explanation:

x^2 = 64

sqrt{x^2} = sqrt64}

x = 8

Select the correct answer. What is the area of the triangle in the diagram? A. B. C. D.

Answers

Answer:a

aStep-by-step explanation:    ive done it

The area of a triangle with a base of 6 cm and height of 8 cm, is 24 cm²

What is an area?

Area is the amount of space occupied by a two dimensional shape or object.

The area of a triangle is given by:

Area of triangle = (1/2) * base * height

Assume the triangle has a base of 6 cm and height of 8 cm, hence:

Area of triangle = (1/2) * 6 * 8 = 24 cm²

The area of a triangle with a base of 6 cm and height of 8 cm, is 24 cm²

Find out more on area at: https://brainly.com/question/25292087

Linda earns 13 dollars each hour working part-time at a bookstore. She earns one additional dollar for each book that she sells. Let A be the amount (in dollars) that Linda earns in an hour if she sells B books. Write an equation relating A to B . Then graph your equation using the axes below. I know that is say s graph but can ya'll just give the where the points go, please and thanks.

Answers

Answer:

A=13+B

Step-by-step explanation:

Linda earns $13  each hour working part-time at a bookstore.

Linda earns $1 for each book she sells.

Let

A be the amount (in dollars) that Linda earns in an hour;

B be the number of books Linda sells in an hour.

So,

[tex]A=13+B\cdot 1\\ \\A=13+B[/tex]

The graph is shown in attached diagram

not sure how to solve these :(

Answers

Answer:

The decimal form of 5/8 is 0.625

All you have to to is divide numerator by denominator

Ur percent would be 63% if rounded

If not then its 62%

what is this simplified?

Answers

Answer:

2 square root 15, or the second one down

ANSWER

[tex]2 \sqrt{15} [/tex]

EXPLANATION

We want to simplify

[tex] \sqrt{60} [/tex]

There is a perfect square under the radical sign:

[tex] \sqrt{4 \times 15} [/tex] Split the radical sign for both factors:

[tex] \sqrt{4} \times \sqrt{15} [/tex]

Simplify the first factor

[tex]2 \sqrt{15} [/tex]

The second option is correct.

When treated with an​ antibiotic, 94​% of all the dolphins are cured of an ear infection. If 8 dolphins are​ treated, find the probability that exactly 4 are cured.

Answers

Final answer:

The question is a binomial distribution problem in mathematics. You can use the binomial probability formula to calculate the probability that exactly 4 out of 8 treated dolphins are cured.

Explanation:

This mathematics problem involves understanding probability and the binomial distribution. The word 'exactly' is a clue that this is a binomial problem.

The general formula for a binomial probability is: P(X = k) = C(n, k) * (p^k) * ((1-p)^(n-k)), where:

n is the number of trials (number of dolphins in this case) k is the number of successful trials we are interested in (number of cured dolphins) p is the individual success probability (probability a dolphin gets cured).

So, if we substitute the values into the formula, we have:

P(X = 4) = C(8, 4) * (0.94^4) * ((1-0.94)^(8-4))

Therefore, Use this formula to find the probability that exactly 4 out of 8 dolphins are cured.

Learn more about Binomial Probability here:

https://brainly.com/question/33993983

#SPJ11

how to factor 6x^2+7x-10​

Answers

Answer:

(6x-5)(x+2)

Step-by-step explanation:

6x²+7x-10

= (6x-5)(x+2)

Which is an asymptote of the graph of the function y=tan(3/4x)?
1)x=-4pi/3
2)x=-2pi/3
3)x=3pi/4
4)x=3pi/2

Answer is 2

Answers

ANSWER

[tex]x = - \frac{2\pi}{3} [/tex]

EXPLANATION

The given function has equation

[tex]y = \tan( \frac{3}{4}x) [/tex]

This can be rewritten as

[tex]y = \frac{ \sin( \frac{3}{4}x ) } { \cos(\frac{3}{4}x )}[/tex]

The asymptote occurs at:

[tex]\cos(\frac{3}{4}x ) = 0[/tex]

This implies that,

[tex] \frac{3}{4} x = \frac{ \pi}{2} [/tex]

[tex]x = \frac{ \pi}{2} \times \frac{4}{3} [/tex]

[tex]x = \frac{2\pi}{3} [/tex]

Or

[tex]\frac{3}{4} x = - \frac{ \pi}{2} [/tex]

[tex]x = \frac{ - \pi}{2} \times \frac{4}{3} [/tex]

[tex]x = - \frac{2\pi}{3} [/tex]

The second choice is correct.

Answer:

B) [tex]x = \frac{2\pi }{3}[/tex]

Step-by-step explanation:

this is the correct answer on ed-genuity, hope this helps! :)

Find the surface area of the cylinder to the nearest tenth of a square u it

Answers

Answer:

Step-by-step explanation:

Surface area of a cylinder = 2 x 3.14 x rh + 2 x 3.14 x r^2

S.A. = (2 x 3.14 x 3 x 18.2) + (2 x 3.14 x 3^2)

S.A. = 399.4cm^2

Emily, Carl and Antony altogether has 121 stamps. How many stamps doeas each of them have, if it is known, that Emily has 40% more than Carl, and Carl has 60% more than Antony?

Answers

Answer:

Step-by-step explanation:

1. First, put together the information we have. Total = 121. Emily has 40% more than Carl, and Carl has 60% more than Antony.

2. Next, set each person as a variable. Antony = x. Carl = 1.6x. Emily = 1.4 times 1.6x.

3. Next, form an equation using these variables.

    x + 1.6x + (1.4 x 1.6x) = 121

    x + 1.6x + 2.24x = 121

    4.84x = 121

    x = 25

4. Finally, plug in x to our previous variables in step #2 to find the number of stamps Emily and Carl have.

Antony: x = 25 stamps

Carl: 1.6x = 40 stamps

Emily: 1.4 times 1.6x = 56 stamps

By the way, is this for RSM? If so, I am working on that problem right now and I searched up the solution but couldn't find it, so I stumbled upon this. I hope this helped!

Please help me thank you

Answers

Answer:

[tex]\large\boxed{\sin2\theta=\dfrac{\sqrt3}{2},\ \cos2\theta=\dfrac{1}{2}}[/tex]

Step-by-step explanation:

We know:

[tex]\sin2\theta=2\sin\theta\cos\theta\\\\\cos2\theta=\cos^2\theta-\sin^2\thet[/tex]

We have

[tex]\sin\theta=\dfrac{1}{2}[/tex]

Use [tex]\sin^2\theta+\cos^2\theta=1[/tex]

[tex]\left(\dfrac{1}{2}\right)^2+\cos^2\theta=1\\\\\dfrac{1}{4}+\cos^2\theta=1\qquad\text{subtract}\ \dfrac{1}{4}\ \text{from both sides}\\\\\cos^2\theta=\dfrac{4}{4}-\dfrac{1}{4}\\\\\cos^2\theta=\dfrac{3}{4}\to\cos\theta=\pm\sqrt{\dfrac{3}{4}}\to\cos\theta=\pm\dfrac{\sqrt3}{\sqrt4}\to\cos\theta=\pm\dfrac{\sqrt3}{2}\\\\\theta\in[0^o,\ 90^o],\ \text{therefore all functions have positive values or equal 0.}\\\\\cos\theta=\dfrac{\sqrt3}{2}[/tex]

[tex]\sin2\theta=2\left(\dfrac{1}{2}\right)\left(\dfrac{\sqrt3}{2}\right)=\dfrac{\sqrt3}{2}\\\\\cos2\theta=\left(\dfrac{\sqrt3}{2}\right)^2-\left(\dfrac{1}{2}\right)^2=\dfrac{3}{4}-\dfrac{1}{4}=\dfrac{3-1}{4}=\dfrac{2}{4}=\dfrac{1}{2}[/tex]

7848 / 4 what
Is the quotient

Answers

[tex]\text{Hey there!}[/tex]

[tex]\text{Both numbers are divisible to 4, so divide the numerator and denominator from 4}[/tex]

[tex]\frac{7,848\div4}{4\div4}[/tex]

[tex]\text{7,848}\div4=1,962[/tex]

[tex]\text{4}\div4=1[/tex]

[tex]\text{1,962}\div1=1,962[/tex]

[tex]\boxed{\boxed{\text{Answer: 1,962}}}\checkmark[/tex]

[tex]\text{Good luck on your assignment and enjoy your day!}[/tex]

~[tex]\frak{LoveYourselfFirst:)}[/tex]

Afton made a chicken dish for dinner.She added a 10- ounce package of vegetables and a 14-ounce package of rice to 40 ounces of chicken. What was the total weight of the chicken dish in pounds ?

Answers

Answer:

The answer is 4 pounds

Step-by-step explanation:

10+14+40=64 oz 64/16 =4

Answer:

4 pounds

Step-by-step explanation:

40 ounces of chicken+ 10 ounces of vegetables+ 14 ounces of rice= 64 ounces of the whole chicken dish.

Now, convert the number of ounces into pounds.

There are 16 ounces in a pound

Or

16 ounces=1 pound

So, divide 16 into 64 to get the number of pounds, which is 4.

Hope this helps!

If the area A of a triangle is 45 m2 (square meters) and the altitude h is 15 m, what's the base b?

Answers

Answer:

The base b is 6m

Step-by-step explanation:

The area A of a triangle with base b and height h is given by the formula;

[tex]A=\frac{1}{2}*b*h[/tex]

The area of the triangle is given as 45 while the height h is 15. We substitute these known values into the formula above and solve for the unknown base;

[tex]45=\frac{1}{2}*b*15\\\\90=15*b[/tex]

We finally divide both sides by 15 to solve for b;

b = 90/15 = 6

Therefore, the base of the triangle is 6 m

Answer:

[tex]b = 6\ m[/tex]

Step-by-step explanation:

The area of a triangle is

[tex]A = 0.5b * h[/tex]

Where b is the base of the triangle and ha is the height.

In this case we have a triangle with area

[tex]A = 45\ m ^ 2[/tex]

and with height:

[tex]h = 15\ m[/tex]

So the base of the triangle is:

[tex]45 = 0.5b (15)\\\\b=\frac{45}{15*0.5}\\\\b=6\ m[/tex]

Finally the base of the triangle is b = 6 meters

for the equation y= 6x2 - 9x + 22, choose the correct application of the quadratic formula.

Answers

it’s the last option

Answer:

The  correct application of the quadratic formula is:

               [tex]x=\dfrac{9\pm \sqrt{(-9)^2-4(6)(22)}}{2(6)}[/tex]

Step-by-step explanation:

The quadratic equation is given by:

[tex]y=6x^2-9x+22[/tex]

We know that the solution of the quadratic equation:

[tex]y=ax^2+bx+c[/tex]

is given by:

[tex]y=\dfrac{-b\pm \sqrt{b^2-4ac}}{2a}[/tex]

Here we have:

[tex]a=6[/tex]

[tex]b=-9[/tex]

and

[tex]c=22[/tex]

Hence, the quadratic formula is given by:

[tex]x=\dfrac{-(-9)\pm \sqrt{(-9)^2-4\cdot (6)\cdot (22)}}{2\cdot (6)}[/tex]

i.e.

[tex]x=\dfrac{9\pm \sqrt{(-9)^2-4(6)(22)}}{2(6)}[/tex]

*10 POINTS* Which variable expression represents the following word phrase?

"8 less than the quotient of 6 and a number"

Question 1 options:

8−6n


8−n6


6n−8


n6−8

Answers

I think it is 6n-8. But I could be wrong these are tricky to get. Good luck

Answer:

[tex](\frac{6}{n})-8[/tex] .

Step-by-step explanation:

Given  : "8 less than the quotient of 6 and a number".

To find : expression represents the following word phrase.

Solution : We have given 8 less than the quotient of 6 and a number.

According to question :

Quotient of 6 and n = [tex](\frac{6}{n})[/tex]  .

For less than we will use negative sign.

8 less than the quotient of 6 and a number.

[tex](\frac{6}{n})-8[/tex] .

Therefore,  [tex](\frac{6}{n})-8[/tex]  .

Write the function in function notation with the name "g":
y = 4b+ 5​

Answers

Answer:

g(b)=4b+5

Step-by-step explanation:

because this is how you write it as a function

The average of two numbers is 1/4. One of the numbers is 1/8. Find the other number

Answers

Answer:

3/8

Step-by-step explanation:

the formula to find average of a set of values is, you add all the numbers, then you divide by the total amount of numbers.

you can work backwards with your problem by multiplying 1/4*2

[tex] \frac{1}{4} \times 2 = \frac{1}{2} [/tex]

then you subtract 1/8 from that

[tex] \frac{1}{2} - \frac{1}{8} = \frac{3}{8} [/tex]

3/8 is the other number to get an average of 1/4

Need whole answer please

Answers

Answer: Audrey is less than 17 years old (possible answers 16,15,14,13...)

Answer in inequality: x<17

Step-by-step explanation:

3x + 9 < 60

3x + 9 - 9 < 60 - 9

3x < 51

x<17

Answer: x<17

EXPLAIN

ekfnkw

Which polynomial represents the difference below? A. –x2 + 6x + 3 B. –x2 + 12x + 3 C. 5x2 + 3x + 3 D. 5x2 + 6x + 3

Answers

Answer: -x^2+12x+3

Step-by-step explanation:

Please help will give brainliest

Answers

Answer:

[tex]c = 4[/tex]

Step-by-step explanation:

For this triangle we have to

[tex]A=63\\C=49\°\\c=3\°[/tex]

Now we use the sine theorem to find the length of a:

[tex]\frac{sin(A)}{a}=\frac{sin(B)}{b}=\frac{sin(C)}{c}[/tex]

Then:

[tex]\frac{sin(A)}{a}=\frac{sin(C)}{c}\\\\a=\frac{sin(A)}{\frac{sin(C)}{c}}\\\\a=c*\frac{sin(A)}{sin(C)}\\\\a=(3)\frac{sin(63)}{sin(49)}\\\\c=4[/tex]

14 points someone please help me quick!

Answers

The E3 is the same as writing 10^3.

The answer would be 7.9 x 10^3

30 points and brainliest!! HELP NOW

Answers

Answer:

First question

a = 1 , h = 0 , k = 6 ⇒ third answer

Second question

y = 2x² + 4 ⇒ second answer

Third question

No of the choices correct ⇒ fourth answer

Step-by-step explanation:

First question

∵ f(x) = x² + 6

- It is a quadratic function with general form ax² + bx + c

- Its vertex is (h , k), where h = -b/2a and k = f(h)

∵ a = 1 , b = 0 , c = 6

∴ h = 0/2(1) = 0

∴ f(0) = 0² + 6 = 6

∴ a = 1 , h = 0 , k = 6 ⇒ third answer

Second question

- If the function f(x) translated vertically up  

 by k units, then the new function g(x) = f(x) + k

- If the function f(x) translated vertically down  

 by k units, then the new function g(x) = f(x) – k

∵ y = 2x²

∵ y is shifted 4 units up

∴ k = 4

∴ y + 4 = 2x² + 4

∴ y = 2x² + 4 ⇒ second answer

Third question

∵ y = -2x² + 3

- It is a quadratic equation with general form ax² + bx + c

- It represented graphically by parabola

- If a is positive the parabola opens upward

- If a is negative the parabola opens downward

∵ a = -2

∴ The parabola opens downward

∴ No of the choices correct ⇒ fourth answer

Freya is training for a track race. She starts by sprinting 200 yards. She gradually increases her distance, adding 5 yards a day for 21 days which explicit formula models this situation

Answers

Answer:

The explicit formula is:

[tex]a_n = 200 +5(n-1)[/tex]

Step-by-step explanation:

Freya increases 5 yards daily to the number of yards she runs.

Note that the increase factor is constant, so this problem can be modeled using an arithmetic sequence.

The explicit formula for an arithmetic sequence is:

[tex]a_n = n_1 + d(n-1)[/tex]

Where:

[tex]a_n[/tex] is the number of yards that Freya runs on the day

[tex]a_1[/tex] is the number of yards that he runs on day 1

d is the increase factor. [tex]d = 5[/tex] yards

n is the number of days

Then as [tex]a_1 = 200[/tex] and [tex]d = 5[/tex], the explicit formula is:

[tex]a_n = 200 +5(n-1)[/tex]

Answer:

a_n = 200 (n-1)5

Step-by-step explanation:

just to simplify from those over achievers who confuse the living  h e l l out of everyone

If f(x)=2x and g(x)= 1/x, what is the domain of (f*g) (x)

Answers

Answer:

The domain of (f*g) (x) is the set of all real numbers; ( -∞, ∞)

Step-by-step explanation:

(f*g) (x) simply means we obtain the product of f(x) and g(x). We are given that;

f(x)=2x

g(x)= 1/x

(f*g) (x) = f(x) * g(x)

(f*g) (x) = 2x * 1/x = 2

This is a horizontal line defined everywhere on the real line. The domain of  (f*g) (x) is thus ( -∞, ∞)

Answer:

All real numbers

Step-by-step explanation:

Given : [tex]f(x)=2x[/tex]

           [tex]g(x)= \frac{1}{x}[/tex]

To Find : the domain of (f*g) (x)

[tex]f(x)=2x[/tex]

[tex]g(x)= \frac{1}{x}[/tex]

[tex](f\cdot g)(x)=2x \times \frac{1}{x}[/tex]

[tex](f\cdot g)(x)=2[/tex]

Since the value of [tex](f\cdot g)(x)=2[/tex]

So, the domain of the function is [tex](f\cdot g)(x)[/tex] is all real numbers .

Convert 192 cups to gallons. Enter your answers in the boxes. There are cups in 1 gallon. Therefore, 192 cups is equal to gallons.

Answers

Answer:

192 cups is equal to 12 gallons

Step-by-step explanation:

we know that

1 cup=0.0625 gal

or

1 gal=16 cups

Method 1

192 cups=192*0.0625=12 gal

Method 2

192 cups=192/16=12 gal

Answer:

Step-by-step explanation:

Convert 192 cups to gallons. Enter your answers in the boxes.

For the blanks answer it like this

There are   16 cups in 1 gallon. Therefore, 192 cups is equal to  

12  gallons.

Which two elements make up 3/4 of the Earth's crust​

Answers

Answer:

Oxygen and Silicon

Step-by-step explanation:

Oxygen and Silicon make up 75% of the weight of the Earth's crust.

Answer = oxygen and silicone.

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