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OBLEM 2. 25%. For the section shown in the figure, determine (a) The location Xog and yeg of the centroid of the composite se
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ANSWER:a) fond localion of XCG & Yca: XCG - Apolit A2x2-A3%3 A 14A2+A3 A12 344 =12 A2= I xg² 225 -0-785725 =19635 A3 - 422 = I x4 -TCG 2x15+19 635 x 2.878 - TX 4.1511-4 12- 77419635 XCG = 2,1573 YcG: ALY,+ d2 Y2 - A34₃ A1HA2-A3. 42 Y₂ #4 + 485 5.6122 Y3 =Xxx = {3x43 +200549X519635x612223- {oosuqxo4 x4.84882) · = 36 + Roos4qx6254196354314783-20 0542x 16 4TX9351083. -64+{343125

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