Question

find the diameter of a circle and its circumference if it's area is (iii) 25 π​

Answer 1

Answer:

$25\pi =$ $\pi r^{2}$

25$\pi =$22/7 x r x r

25 x 22/7 / 7x22 = r x r

25 = $r^{2}$

∵ r = ±5

Step-by-step explanation: