y 12 in.21 in. in. Fig. P5.2 y r = 15 in. 20 in. 30 in. 15 in. y 6 in. 8 in. 8 in. r = 4 in. 12 in. X 16 in. + Fig. P5.3 X 30 in.- 20 in. Fig. P5.7 Fig. P5.8 For the Figures P5.2, P5.3, P5.7 & P5.8 a) Calculate the First Moment of Area about the X and Y axes. b) Locate the centroid of the plane area shown. r = 38 in. X

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
Problem 1CT
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y
12 in.21 in.
in.
Fig. P5.2
y
r = 15 in.
20 in.
30 in.
15 in.
y
6 in.
8 in.
8 in.
r = 4 in.
12 in.
X
16 in.
+
Fig. P5.3
X
30 in.-
20 in.
Fig. P5.7
Fig. P5.8
For the Figures P5.2, P5.3, P5.7 & P5.8
a) Calculate the First Moment of Area about the X and Y axes.
b) Locate the centroid of the plane area shown.
r = 38 in.
X
Transcribed Image Text:y 12 in.21 in. in. Fig. P5.2 y r = 15 in. 20 in. 30 in. 15 in. y 6 in. 8 in. 8 in. r = 4 in. 12 in. X 16 in. + Fig. P5.3 X 30 in.- 20 in. Fig. P5.7 Fig. P5.8 For the Figures P5.2, P5.3, P5.7 & P5.8 a) Calculate the First Moment of Area about the X and Y axes. b) Locate the centroid of the plane area shown. r = 38 in. X
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