Question

Find the circumference of a circle whose radius is equal to 7 cm. $(\pi =\frac{22}{7})$

• A. 49 cm
• B. 44 cm
• C. 7 cm
• D. 22 cm

Answer 1

The correct option is B 44 cm

Given: r = 7 cm

Circumference of a circle $=2\pi r$
$=2\times \frac{22}{7}\times 7$
$=44$ cm