Question

A circular mirroi is 0.5 in diameter what
will be the cost its frame at the rate of
& 200 per cm. (um π = 3.14)

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Answer 1

Answer:

0.5 m = 50 cm

Diameter / 2 = Radius

50 / 2 = 25

r = 25

Circumference = 2πr

= 2 × 3.14 × 25

= 157 cm

1 cm = ₹ 200

157 cm = 157 × 200

= ₹ 31,400

I hope it would helped you..