The radius of a circle is 7 cm. What is the circumference? (Use pi = 22/7)

A22 cm

B44 cm

C88 cm

D154 cm

Explanation

Circumference = 2 * pi * r = 2 * (22/7) * 7 = 44 cm.

Exam Relevance

Topic: Geometry & Mensuration
Subtopic: Circles

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