Question

What is the circumference of a circle with diameter 28 cm?

• A. 14 cm
• B. 88 cm
• C. 176 cm
• D. 44 cm

Answer 1

The correct option is B 88 cm

Circumference of a circle with diameter $d$ is $\pi d.$
Given that the diameter of the circle is 28 cm.
$⟹\text{Circumference}=\frac{22}{7}\times 28=88cm$