Math, asked by aleckihika, 10 months ago

What is the circumference of a circle whose radius is 21 cm?

Answers

Answered by asahilthakur

1

Answer:

132 cm

Step-by-step explanation:

Radius = 21 cm

Hence, circumference = 2πr = 2 × 22/7 × 21 = 132 cm

Answered by sweetyheree

3

Answer:

circumference=2πr

$2 \times \frac{22}{7} \times 21 \times 21$

2×21×22×3

132cm²

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