Question

a dustbin is in the shape of a Fustrum with radii as 15cm &8cm the depth is 63 find its volume​

Answer 1

Answer:

Volume of frustum=1/3n(r1^2+r2^2+r1*r2)h

r1=15

r2=8

h=63

So,

1/3*22/7(225+64+120)*63

1/3*22/7*409*63

66*409

26994 cm^3