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clear
//variable declaration
A1=100.0*20 //Area of 1 ,mm^2
A2=100.0*20.0 //Area of 2,mm^2
A3=150.0*30.0 //Area of 3,mm^2
//Selecting the coordinate system, due to symmetry centroid must lie on y axis,
X1=0
X2=0
Y1=30+100+20/2
Y2=30+100/2
Y3=30/2
A=A1+A2+A3
yc=(A1*Y1+A2*Y2+A3*Y3)/A
printf("\n yc= %0.2f mm",yc)
printf("\n Thus, the centroid is on the symmetric axis at a distance 59.71 mm from the bottom")
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