Question

Find the area of circle
i)of radios 30 cm(use π =3.14)
ii)r=21cm (use π=22/7

Answer 1

hey mate,

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i) Area of the circle = πr²

Area of the circle = 3.14 × 30 × 30

Area of the circle = 2826 cm²

ii) Area of the circle = πr²

Area of the circle = 22/7 × 21 × 21

Area of the circle = 1386 cm²

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thanks.....

Answer 2

answer is in the above photo.