11. Compute the total surface area of the coin obtained by rotating the region in Figure 1 about the x-axis. The top and bottom parts of the region are semicircles with a radius of 1 mm. 1 mm 4 mm FIGURE 1

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
Section9.4: Polyhedrons And Spheres
Problem 50E
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11. Compute the total surface area of the coin obtained by rotating the region in Figure 1 about the x-axis. The top and
bottom parts of the region are semicircles with a radius of 1 mm.
1 mm
4 mm
FIGURE 1
Transcribed Image Text:11. Compute the total surface area of the coin obtained by rotating the region in Figure 1 about the x-axis. The top and bottom parts of the region are semicircles with a radius of 1 mm. 1 mm 4 mm FIGURE 1
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