Question

Find Area of circle whose diameter
is 20
step by step answer please​

Answer 1

Answer:

radius of the circle will be =10

Area of the circle=22/7×r^2

now finding area = 22/7 ×10×10=314.28

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Answer 2

Answer:

diameter = 20

then radius = 10

$area \: of \: a \: circle \: = \pi {r}^{2}$

$area \: = \frac{22}{7} \times {10}^{2}$

$\: \: \: \: = \: \frac{22}{7} \times 100 = \frac{2200}{7}$

area = 2200 / 7

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