Question

when do we find CSA and tsa​

Answer 1

Answer:

While a cone and a hemisphere has one flat surface, the cylinder has two flat surfaces. When you want only the area of the curved surface (CSA) do not the add the areas of the flat surfaces. When you want the total surface area (TSA) add the areas of the flat surfaces as well as the curved surface..

Answer 2

Answer:

While a cone and a hemisphere has one flat surface, the cylinder has two flat surfaces. When you want only the area of the curved surface (CSA) do not the add the areas of the flat surfaces. When you want the total surface area (TSA) add the areas of the flat surfaces as well as the curved surface.

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