Surface Areas and Volumes

Surface area is the area covered by the outer surface of an object, while volume is the amount of space contained inside the object.

• Surface area measures the total outer covering of a 3D object.
• Volume measures the space occupied inside a 3D object.

Foundations

Start with the basics to understand surface area, volume, and key formulas of 3D shapes.

• Surface Areas and Volumes
• 3D Shapes
• Surface Area Formulas
• Volume Formulas
• Lateral Surface Area
• How to Calculate Volume of 3D Shapes

Cube and Cuboid

Begin with simple shapes to understand basic formulas and properties.

• Cube and Cuboid
• Surface Area of a Cube
• Volume of a Cube
• Surface Area of a Cuboid
• Volume of a Cuboid

Cylinder

Learn how curved surfaces work along with area and volume concepts.

• Surface Area of a Cylinder
• Volume of a Cylinder
• Mensuration

Cone

Understand shapes with slant height and how their measurements are calculated.

• Surface Area of a Cone
• Volume of a Cone
• Frustum of Cone

Sphere and Hemisphere

Explore fully curved shapes and their formulas using radius.

• Surface Area of a Sphere
• Volume of a Sphere
• Surface Area of a Hemisphere
• Volume of a Hemisphere

Practice

Test your understanding with problems and quizzes.

• Practice Problems
• Aptitude Question and Answers
• Practice questions on Sphere
• Practice Questions on Cube
• Practice Questions on Cylinder