Question

The CSA of a cone is 550 cm square & its slant height 25cm
Find the height of the cone.​

Answer 1

height=24cm

Explanation:

CSA of cone=550cm square

slant height=25cm

Height of the cone=?

Now,

CSA=pie rl (formula)

or, 550=22÷7×r×25

or,550×7=22×r×25

or,r=7cm