ch07-distributed-forces-centroids-and-centers-of-gravity

y
20 + 10
C 1
Problem 7.6 Solution
Construct a table containing areas and
respective coordinates of the
centroids.
C 2
Dimensions in mm
30
24 + 12
10
x
A, mm 2 x, mm y, mm xA, mm 3 yA, mm 3
1 20 x 60 =1200 10 30 12,000 36,000
2 (1/2) x 30 x 36 =540 30 36 16,200 19,440
S 1740 28,200 55,440
36