Question

1. Find the area of a circle of diameter 8.4 m.​

Answer 1

radius of circle = 8.4/2 = 4.2m

area of circle = π×r×r

3.14 ×4.2×4.2

=55.38m2

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Answer 2

Answer:

d=8.4 m

r= 4.2 m

area of circle= πr^2

3.14×4.2×4.2

55.3896 m^2