Question

(11) If the slant height of a right circular cone is twice of its height, then the radius of the cone is height x 3. true or false ​

Answer 1

False

False.

Given, radius is halved and height is doubled.

Volume of a cone =

3

1

πr

2

h

Since new volume =

3

1

π(

2

r

)

2

.2h=

2

1

(Original Volume)

Thus the statement is false.