All Important Formulas of Regular Pyramid

All Important Formulas of Regular Pyramid:-
SSC only asks questions on regular base pyramids only. Base of pyramid can be triangle, square, rectangle or hexagon etc.
Volume of a Pyramid:-
1/3 × [Base Area] × Height

Note:- Base area is calculated according to question. e.g if base is square then it is a^2

Lateral Surface Area of a Pyramid:-
1/2 × Perimeter × [Slant Length]

Surface Area of Pyramid:-
[Base Area] + 1/2 × Perimeter × [Slant Length]