4. Find Iy about the y-axis of the figure below: (10 points) 5. y y5 Y4...

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4. Find Iy about the y-axis of the figure below: (10 points) 5. y y5 Y4 Y2- 1 X 0 X1 X2 X3 X4 X5 X6 X7 r = 10 mm Parameter Value Unit Parameter Value Unit Parameter Value Unit x = 5.r mm x5 = 9.r mm y = 6r mm x2 = 6.r mm X6 = 10 r mm = 8 r . mm x3 = 7r mm x7 = 11 r mm Y4 = 10 r mm x4 = 8.r mm y = 5.r mm y5 = 11 r mm 4. Find Iy about the y-axis of the figure below: (10 points) 5. y y5 Y4 Y2- 1 X 0 X1 X2 X3 X4 X5 X6 X7 r = 10 mm Parameter Value Unit Parameter Value Unit Parameter Value Unit x = 5.r mm x5 = 9.r mm y = 6r mm x2 = 6.r mm X6 = 10 r mm = 8 r . mm x3 = 7r mm x7 = 11 r mm Y4 = 10 r mm x4 = 8.r mm y = 5.r mm y5 = 11 r mm