Question

The height of a cone are 16 cm and its base radius is 12 cm.Find slant height​

Answer 1

Answer:

here, h = 16

r=12

slant height be l

we know that :

l^2=h^2+r^2

l^2=16^2+12^2

l^2= (256)+(144)

l^2=(400)

l= root of 400

l= root 20^2

l=20

Hence proved