The lateral surface can be thought of as the crossectional area of the surface integral over dA such that
$lateral \: = 2\pi \times r \times h \\ given \: that \: formula \: : \\ lateral = 2\pi \times (2.5)(4) \\ \\ 2\pi \times 10 \\ 20 \times \pi \\ \\ lateral=62.8$

3 0

3 years ago

−12÷2/3 ? PLEASE ANSWER

TiliK225 [7]

-12 divided by 2/3

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-12 * 3/2

-36/2

-18

Answer: -18

5 0

3 years ago

Read 2 more answers

Use compatible numbers to solve the problem 326 divided by 44.

muminat

Compatible numbers are close to actual numbers, but easier to solve.
So instead of: 326 : 44,
we will do: 320 : 40 = 8
And we know that the real result is:
326 : 44 = 7.4
Answer:
B ) 320 divided by 40 is 8.

5 0

3 years ago

What is the measure of angle A?

I am Lyosha [343]

First you have to find the angle B (check attachment)

$B = 180^{\circ} - 137^{\circ} = 43^{\circ}\\$