1. A solid has a circular base of radius r. Find the volume of the solid if every plane section perpendicular to z fixed diameter is in semicircle. a. 1.20m^3 b. 2.51 3 c. 2.09m^3 d. 4.10m^3 2. Find the area inside the cardiod r = 1 + cos theta and the outside the circle r = 1 a. 2.97 b. 2.79 c. 2.85 d. 2.58

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.CR: Review Exercises
Problem 22CR
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1. A solid has a circular base of radius r. Find the volume of the solid if every plane section perpendicular to z fixed
diameter is in semicircle.
a. 1.20m^3
c. 2.09m^3
d. 4.10m^3
b. 2.51 3
2. Find the area inside the cardiod r = 1 + cos theta and the outside the circle r = 1
a. 2.97
b. 2.79
c. 2.85
d. 2.58
Transcribed Image Text:1. A solid has a circular base of radius r. Find the volume of the solid if every plane section perpendicular to z fixed diameter is in semicircle. a. 1.20m^3 c. 2.09m^3 d. 4.10m^3 b. 2.51 3 2. Find the area inside the cardiod r = 1 + cos theta and the outside the circle r = 1 a. 2.97 b. 2.79 c. 2.85 d. 2.58
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