Can someone help with this one:( 20 points

Mathematics

1 answer:

RoseWind [281]3 years ago

5 0

Answer:

Step-by-step explanation:

40 / 2 = 20

area = (pi)*r*r

20*20*(PI) = circle area

it's half of the area, so you need to divide it by 2

$\frac{20^{2} }{2} \pi$

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