Question

Find the volume of a right circular cylinder if the radius of its base is 4.2 cm and height is 12cm

Answer 1

22/7*4.2*4.2*12
22/7*211.68
4656.96/7
665.28 cm^3

Answer 2

$\huge\mathcal{\pink{\underline{\underline{Answer}}}}$

Radius (r) = 4.2 cm

Height (h) = 12 cm

= 22/7×4.2×4.2×12

=22×0.6×4.2×12

=665.28 cm