Question

(a) the area of the base (b) the curved
9. The ratio of the total surface area and the lateral surface area of a right cone is 3:2 and its height is
6 m. Find the volume of the cone.
On cones formed by rotation or rolling​

Answer 1

ANSWER

volume =753.6

Heght h=5

Volume of cone =

3

1

πr

2

h

753.6=

3

1

πr

2

h

r

2

=144

r=12

TSA of cylinder=2πr

2

+2πrh

=2×3.14×12(12+5)

=1281.12

Answered By shivi