Question

Question 23

Area of a circle with diameter (m), radius (n) and circumference (p) is

(a) $2\pi n$
(b) $\pi m^2$
(c) $\pi p^2$
(d) $\pi n^2$

Answer 1

Given, diameter = m, radius = n and circumference = p
$\therefore$ Area of circle $=\pi r^2=\pi n^2$