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Problems 1-6 refer to the area shown 6 cm 2 cm 4 cm 2 cm
Problem 2 What are the z- and y-coordinates of the centroid of the perimeter line? (A) 1.0 cm; 3.8 cm (B) 1.0 cm; 4.0 cm (C) 3.0 cm; 3.7 cm (D) 3.0 cm; 3.8 cm
Problem 3 What is the area moment of inertia about the x-axis? (A) 47 cm4 (B) 59 cm4 (C) 170 cm4 (D) 350 cm4

ANS 2 (C)

ANS 3 (D)

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Answer #1

Proble m 2 c m Cny (3, 2) (9リPoblem 3 for upper, 声ert. Gm cmn 乂← axis 6 千ower dly ー2 2 2. 61 cm 316. 67 cn

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