Question

find the area of the circle whose diameter is 63 dm​

Answer 1

D=63dm

R=63/2

Area=22/7×63/2²

Answer 2

Explanation:

first find the radius that is 3.15

now applied the formula 2 π R 2

2× 22/7 × 3.15= 2×22×0.45= 44×0.45 = 44.45