Question

Area of a circle of radius r is _______ .

• A. $\pi r^3$
• B. $\pi r$
• C. $\pi r^2$
• D. ${\pi }^{2}r$

Answer 1

The correct option is C $\pi r^2$

The area enclosed by a circle of radius r
$=\pi r^2$
Here, $\pi$ represents a constant which is approximately equal to 3.141 or $\frac{22}{7}$ .