Question

Find the area of a circle whose radius is 7 cm (in cm)

• A. $42\pi$
• B. $49\pi$
• C. $54\pi$
• D. $60\pi$

Answer 1

Answer: (B)

$49\pi$

Area of a circle $=\pi r^2$, where r is the radius of the circle
Since $r=7$
So, area of the given circle $=\pi \times 7\times 7=49\pi$