the radius of a circle is 21 cm find its perimeter is
Answers
Answered by
6
Answer:
Step-by-step explanation:
Formula for finding perimeter
Circumference = 2 pie r
So 2×22/7×21
=2×22×3
=44×3
=132
Hope it helped you
Anonymous:
Hope it helped you
Answered by
1
Answer:
circumference = 2 pie r
so, 2*22/7*21
2 * 22 *3
44 *3
132
Step-by-step explanation:
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