McGraw Hill Glencoe Geometry, 2012
MH
McGraw Hill Glencoe Geometry, 2012 View details
3. Surface Areas of Pyramids and Cones
Continue to next subchapter

Exercise 1 Page 859

Use the formulas for the lateral area and surface area of a pyramid.

Lateral Area:
Surface Area:

Practice makes perfect

Let's first calculate the lateral area and then the surface area.

Lateral Area

The given solid is a pyramid.

To calculate the lateral area of a pyramid, we can use the known formula where is the perimeter of the base and is the slant height.