$\pi r(r + \sqrt{ {r}^{2} + {h}^{2}}) = S. A. \\ \\ \pi (12)(12 + \sqrt{{12}^{2} + {40}^{2}}) \\ \\ 12\pi(12 + \sqrt{1744}) = 12\pi(12 + 38) = 12\pi(50) = 600\pi \\ \\ 600\pi ≈ 624\pi$

I am joyous to assist you anytime.

3 0

3 years ago

Find the value of the expression<br><br> s + 12.92<br><br> for s = 4.

mixer [17]

Answer:

16.92

Step-by-step explanation:

4 + 12.92 =

16.92

6 0

2 years ago

HELP WITH THIS QUESTION ;/

Zigmanuir [339]

Answer:

alalalalalalalalaa

Step-by-step explanation:

8 0

3 years ago

Which number line best shows how to solve -2-(-4)

pantera1 [17]

Alright. -2-(-4) = -2 + 4 because a negative and a negative equals to a positive[(-2-(-4)]. It would look like: Put a dot on -2, then move your dot 4 units to the right, which is +2.

6 0

3 years ago

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