When creating the formula for surface area of a triangular pyramid (SA= 1/2ab + 3(1/2lb)), what formula is being used?
volume
area of a square
area of a triangle
perimeter
The formula being used is for the surface area of a triangular pyramid.
The formula being used is the formula for surface area, specifically for a triangular pyramid.
just choose one of the four
The formula being used is for the surface area.
Choose on of these below
volume
area of a square
area of a triangle
perimeter