Question

lateral surface area of cylinder radius of base =0=21m height =7cm​

Answer 1

Answer:

$surface \: area \: = \: 2\pi \: r h$

$2 \times \frac{22}{7} \times 21 \times 7 = 2 \times 22 \times 3 \times 7$

$= 924m ^{2}$