answr
Login
Join Now
  1. 9th
  2. Maths
  3. Surface Areas and Volumes
  4. Surface Area of Spheres

Surface Area of Spheres

Surface Areas and Volumes
Maths
Class 9

Overview

Quick summary with Stories

Revise with Concepts

Surface Area of Sphere and Hemisphere

ExampleDefinitionsFormulaes

Related Questions to study

Find the TSA of a hemisphere of radius cm.

View Answer

The surface area of a sphere is , find its diameter in cm.

View Answer

In the following figure, hemisphere is placed at the bottom of the plastic bucket, as shown in the figure. If curved surface area of the bucket is A , curved surface area of hemisphere is B, area of the bottom of the bucket is C and total surface area of hemisphere is D then the total surface area of this model is _____________.

View Answer

A solid sphere of radius cm is bisected along two perpendicular planes. The total surface area (in) of the pieces formed, is?

View Answer

If the diameter of the sphere is doubled, the surface area of the resultant sphere becomes times that of the original one. Then, would be

View Answer

Find the volume of a sphere of diameter cm.

View Answer

The largest volume of a cube that can be enclosed in a sphere of diameter is (in )

View Answer

A solid metallic cone of radius and height is melted into sphere. Find the radius of the sphere.

View Answer

A metallic sphere of diameter 21 cm is melted and molt into the shape of cube with side 1 cm. Find the number of cubes.

View Answer

Find the total surface area  of a hemisphere of radius .

View Answer

VIEW MORE

More topics

Surface Area of Cubes and CuboidsSurface Area of Right Circular Cylinders and ConesSurface Area of SpheresVolume of Cube, Cuboid and CylinderVolume of ConeVolume of a Sphere
20,000+
Learning videos
8,000+
Fun stories
10,000+
Fundamental concepts
8,00,000+
Homework Questions