Lesson: Volumes of Triangular and Quadrilateral Pyramids Mathematics • 8th Grade

In this lesson, we will learn how to find volumes of triangular or quadrilateral pyramids and solve problems including real-life situations.

Lesson Plan

Students will be able to

recall the formula for finding the volume of triangular and quadrilateral pyramids,
find the volumes of triangular and quadrilateral pyramids when given the dimensions of the base and the height of the pyramids,
find the volumes of triangular and quadrilateral pyramids when given the slant height and another dimension of the pyramids,
find one of the dimensions of the pyramid when given its volume and one of its other dimensions.

Q1:

Determine, to the nearest hundredth, the volume of the given pyramid.

Q2:

Find the volume of the following regular pyramid rounded to the nearest hundredth.

Q3:

Determine, to the nearest tenth, the volume of a square pyramid whose base length is 24 cm and slant height is 39 cm.