4. The swimming pool from example 3 of trapezoids has a width of 15 ft. Find the volume in gallons. (1 gal = 7.48 ft³) %3D In example 3 of the instructional sheet, the area of this cross-section of the pool (along its length) was computed. The width of the pool, between these two vertical walls, forms a prism. (The surface of the water is a 15 by 32 rectangle.) water surface 3 ft 3 ft 12 ft 7 ft 10 ft 20 ft

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
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4. The swimming pool from example 3 of trapezoids has a width of 15 ft. Find
the volume in gallons. (1 gal = 7.48 ft³)
In example 3 of the instructional sheet, the area of this cross-section of the
pool (along its length) was computed. The width of the pool, between these
two vertical walls, forms a prism. (The surface of the water is a 15 by 32
rectangle.)
water surface
3 ft
3 ft
12 ft
7 ft
10 ft
20 ft
Transcribed Image Text:4. The swimming pool from example 3 of trapezoids has a width of 15 ft. Find the volume in gallons. (1 gal = 7.48 ft³) In example 3 of the instructional sheet, the area of this cross-section of the pool (along its length) was computed. The width of the pool, between these two vertical walls, forms a prism. (The surface of the water is a 15 by 32 rectangle.) water surface 3 ft 3 ft 12 ft 7 ft 10 ft 20 ft
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