Question

calculate the approximate circumference for the following radius/ Diameter. 1. Radius 3 cm
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Answer 1

Answer:

Given the radius of the circle r=3 cm

⇒circumference of the circle

=2πr

=2×π×3=6π cm=18.84cm

Answer 2

Answer :-

Circumference Of a Circle is 2πr

➦ 2 × 22/7 × 3

➦ 6 × 22/7

➦ 132/7

➦ 18.85 Approx .