Question

Please help me in solving this question​

Answer 1

Answer:

$hey \: mate \: your \: answer \: is \\ = diameter = \frac{1}{2} \times radius \\ = 16.8 = \frac{1}{2} \times radius \\ = r = 16.8 \times 2 \\ r = 33.6cm..... \\ hope \: its \: helps.....$