Centroid (Strength of Material) ARSHAD ALI

60

80

,i i i i

i i

A x A yx y

A A

Formula

1 1 2 2 3 3

1 2 3

A x A x A xx

A A A

10

800 5 400 30 800 55

800 400 800

30

x

401

105

2x

2

4010 30

2x

1 80 10 800A

2 40 10 400A

3

1050 55

2x

3 80 10 800A

Centroid (Strength of Material) ARSHAD ALI

60

80

,i i i i

i i

A x A yx y

A A

Formula

1 1 2 2 3 3

1 2 3

A y A y A yy

A A A

10

800 40 400 5 800 40

800 400 800

33

y

40

1 80 10 800A

2 40 10 400A

3

8040

2y

3 80 10 800A 1

8040

2y

2

105

2y

30 33x y, , ,