Question

Find the area of the semicircle. Either enter an exact answer in terms of π or us 3.14 and enter your answer as a decimal for π

Answer 1

8
`\pi` This is the exact answer

Explanation:

a =
`(\pi r^(2) )/(2)`

a =
`(\pi 4^(2) )/(2)`

a =
`(16\pi )/(2)`

a = 8
`\pi`