A 2 w l l h h w A 2 30 15 15 20 20 30. If the pyramid is a regular pyramid we can use the formula for the surface area of a regular pyramid. Surface area of a pyramid.
Below are the standard formulas for surface area.
Surface area of a square pyramid 2bs b 2. The rectangular pyramid has different formulas which students have to understand thoroughly in order to secure good marks in the exams. In the above pyramid the base is a rectangle with length 10 cm and width 4 cm. The formulas of the rectangular pyramid are as follows.