Question

Radius of a circle is 7 cm find its perimeter?

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Answer 1

Answer:

radius of circle = 7 cm

circumference or perimeter of circle = 2πr

2* 22/7 * 7

= 44 cm²

hope it helps..

Answer 2

Answer:

Perimeter of a circle = 2πr or πd.

Step-by-step explanation:

given,

r = 7 cm

∴P = 2 x 7 x π

∴P = 2 x 7 x 22/7

7 gets canceled out as 7 / 7 = 1

∴P = 2 x 22

∴P = 44 cm

:)