Question

what is the total area of one face of the pyramid? what is the total surface area of the faces of the pyramid, not counting the bottom? ( Hint: the bottom of the pyramid is a square.)

Answer 1

pyramid=4 triangles and 1 square base
area of triangle=(1/2)bh

4 triangles
therefor
area of 4 triangles=4(1/2)bh=
area of 4 triangles=area of faces of pyramid
area of faces of pyramid=4/2bh
area of faces of pyramid=2bh

h=slant height

2bh is answer where h=slant height and b=base legnth