Question

Find the circumference d each of the circles with the following radius 2.7 cm​

Answer 1

Answer:

ANSWER

Fact: circumference of a circle whose radius is r is given by 2πr

Here r=7 cm

Hence circumference of the circle =2π(7)=2⋅

7

22

⋅7=2⋅22=44 cm

Answer 2

circumference of a circle = 2×(22/7)×r

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2.7=27/10

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2×(22/7)×(27/10)

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17.256

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I hope you understand

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keep smiling always ☺