11.5. Pyramids http://www.ck12.org
11.5 Pyramids
Here you’ll learn how to calculate the surface area and volume of a pyramid.
What if you wanted to know the volume of an Egyptian Pyramid? The Khafre Pyramid is the second largest pyramid
of the Ancient Egyptian Pyramids in Giza. It is a square pyramid with a base edge of 706 feet and an original height
of 407.5 feet. What was the original volume of the Khafre Pyramid? After completing this Concept, you’ll be able
to answer this question.
Watch This
MEDIA
Click image to the left for use the URL below.
URL: http://www.ck12.org/flx/render/embeddedobject/52642CK-12 Foundation: Chapter11PyramidsA
Learn more about the surface area of pyramids by watching the video at this link.
Follow this link to watch a video about the volume of pyramids.
Guidance
A pyramid has onebaseand all thelateral facesmeet at a commonvertex. The edges between the lateral faces are
lateral edges. The edges between the base and the lateral faces are calledbase edges. If we were to draw the height
of the pyramid to the right, it would be off to the left side.