SOLUTION: A teacher asked her class to build a model pyramid with a square base. The base was to have an area of 64 square centimeters and the height of the triangular faces was to be 12 cen

Algebra ->  Volume -> SOLUTION: A teacher asked her class to build a model pyramid with a square base. The base was to have an area of 64 square centimeters and the height of the triangular faces was to be 12 cen      Log On


   



Question 368950: A teacher asked her class to build a model pyramid with a square base. The base was to have an area of 64 square centimeters and the height of the triangular faces was to be 12 centimeters.What would the surface area of the pyramid be?
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
A teacher asked her class to build a model pyramid with a square base. The base was to have an area of 64 square centimeters and the height of the triangular faces was to be 12 centimeters.What would the surface area of the pyramid be?
...
area of base = 64cm^2
area of 1 traingle = 1/2 * 8*12
=48 cm^2
4 faces
4*28= 112 cm^2
..
Total area = 112 + 64 = 176 cm^2
...
m.ananth@hotmail.ca