# Pre-Algebra Examples

The surface area of a pyramid is equal to the sum of the areas of each side of the pyramid. The base of the pyramid has area , and and represent the slant height on the length and slant height on the width.
Substitute the values of the length , the width , and the height into the formula for surface area of a pyramid.
Simplify each term.
Multiply by .
Divide by .
Remove parentheses around .
Raise to the power of .
Remove parentheses around .
Raise to the power of .
Rewrite as .
Pull terms out from under the radical, assuming positive real numbers.
Multiply by .
Divide by .
Remove parentheses around .
Raise to the power of .
Remove parentheses around .
Raise to the power of .