For the regular square pyramid shown, suppose that the sides of the square base measure 10 ft each and that the altitude is 12 ft in length. (a) Find the lateral area L (in square feet) of the pyramid. L = ft2

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter9: Surfaces And Solids
Section9.1: Prisms, Area And Volume
Problem 17E: For the right triangular prism found in Exercise 16, suppose that the sides of the triangular base...
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For the regular square pyramid shown, suppose that the sides of the square base measure 10 ft each and that the altitude is 12 ft in length.
(a) Find the lateral areaL (in square feet) of the pyramid.
L =
(b) Find the total area T (in square feet) of the pyramid.
T=
ft2
(c) Find the volume V (in cubic feet) of the pyramid.
V =
ft3
Transcribed Image Text:For the regular square pyramid shown, suppose that the sides of the square base measure 10 ft each and that the altitude is 12 ft in length. (a) Find the lateral areaL (in square feet) of the pyramid. L = (b) Find the total area T (in square feet) of the pyramid. T= ft2 (c) Find the volume V (in cubic feet) of the pyramid. V = ft3
A church steeple in the shape of a regular square pyramid needs to be reshingled. The part to be covered corresponds to the lateral area of the square pyramid.
15 ft
18 ft
18 ft
If each lateral edge measures 15 ft and each base edge measures 18 ft, how many square feet of shingles need to be replaced?
ft2
Transcribed Image Text:A church steeple in the shape of a regular square pyramid needs to be reshingled. The part to be covered corresponds to the lateral area of the square pyramid. 15 ft 18 ft 18 ft If each lateral edge measures 15 ft and each base edge measures 18 ft, how many square feet of shingles need to be replaced? ft2
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