Question

The radius of a circle whose perimeter measures 88 cm is .

• A. 14 cm
• B. 22 cm
• C. 88 cm

Answer 1

The correct option is A 14 cm

Given: Perimeter = 88 cm.

Circumference $=2\pi r$
$88=2\times \frac{22}{7}\times r$
$r=\frac{88\times 7}{2\times 22}$
$r=14$ cm