Imagine to join three cubes end to end and then think how many sides are left now.

How to find the TSA of solid cylinder?

Have you ever seen a match box?

Have you ever seen a match box?

What are the properties of sphere?

What do you know about spheres and cylinders?

What do we know about cubes?

Imagine to join three cubes end to end and then think how many sides are left now.

What do we know about the sides of all the shapes talked here?

What are the properties of cuboid?