Home
Class 10
MATHS
A circle having 21 cm radius is cut into...

A circle having 21 cm radius is cut into 3 equal parts to make 3 equal circular cones. Then what will be the radius of such cone ?

Text Solution

Verified by Experts

The correct Answer is:
7 cm
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise OBSERVATION BITS TO SOLVE VARIOUS BITS|27 Videos

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise EXAMPLE|38 Videos

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise OBSERVATION MATERIAL|32 Videos

  • COORDINATE GEOMETRY (MULTIPLE CHOICE QUESTION)

    VGS PUBLICATION-BRILLIANT|Exercise COORDINATE GEOMETRY(MULTIPLE CHOICE QUESTION)|30 Videos

  • PAIR OF LINEAR EQUATIONS IN TWO VARIABLES

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|262 Videos

Similar Questions

Explore conceptually related problems

The area of the base of a cone is 616 sq.cm.Then find the radius of the cone.

A right circular cone is 3.6 cm high and radius of its base is 1.6 cm. It is melted and recast into a right circular cone with radius of its base as 1.2 cm. Find its height.

What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?

Sand is being poured on the ground from the orifice of an elevated pipe and from a pile which has always the shape of a right circular cone whose height is equal to the radius of the base. If the sand if falling at the rate of 1000 cubic cm per, sec, the rate at which the height of the pile is rising when the height is 40 cm is

Find the volume of right circular cone with radius 3 cm. and height 14 cm.

Find the volume of right circular cone with radius 5 cm and height 8 cm .

Find the volume of right circular cone with radius 6 cm. and height 7 cm.

Find the volume of right circular cone with radius 5 cm. and height 7 cm.

Find the volume of right circular cone with radius 6 cm. and height 14 cm.

Find the volume of right circular cone with radius 12 cm. and height 14cm.