Insert Lesson Title Here Course 3 8-6 Volume of Pyramids and Cones A pyramid is a three-dimensional figure whose base is a polygon, and all of the other faces are triangles. It is named for the shape of its base. A cone has a circular base. The height of a pyramid or cone is measured from the highest point to the base along a perpendicular line. Course 3 8-6 Volume of Pyramids and Cones VOLUME OF PYRAMIDS AND CONES (2 2 ) Course 3 8-6 Volume of Pyramids and Cones Additional Example 1A: Finding the Volume of Pyramids and Cones Find the volume of the figure. Use 3.14 for !. 1 3 V = • 14 • 6 V = 28 cm 3 V = Bh 1 3 B = (4 • 7) = 14 cm 2 1 2 Slant height- the height of one of the sides. It’s outside the pyramid. Course 3 8-6 Volume of Pyramids and Cones Additional Example 1B: Finding the Volume of Pyramids and Cones 1 3 V = • 9! • 10 V = 30! " 94.2 in 3 V = Bh 1 3 B = !(3 2 ) = 9! in 2 Use 3.14 for !. Find the volume of the figure. Use 3.14 for !. Area of the base