Question

how to find whole surface of area ?

Answer 1

dear it's not whole surface area it's t. s. a mean total surface area OK. and I know all the total surface area tell me of cylinder you are

Answer 2

A whole surface area can be found by summing up all the areas of respective sides of the surface.

For cube the area of each side is a²

And there are six sides on a cube so total surface area for cube is = 6a²

For sphere, area = 2 × Curved surface area of hemisphere.

Total surface area =2× 2 πr².

Thus the ways are simple and easy ...