What is the surface area of the square pyramid?
4m
4m and
5m

Answer:
56
Step-by-step explanation:
There are two triangles that make up a triangle side
(4*5)/2 = 20/2 = 10
There are four triangle sides so
10*4 = 40
and the base is 4*4 = 16
The total surface area is 40+16=56