Question: Learning Goal: The beam section shown in figure ( Elgure 1 ) has dimensions H 1 = 2 1 m m , H 2 =

Learning Goal:

The beam section shown in figure

(

Elgure

1)

has dimensions

H_{1} =

21 m m, H_{2} = 8 m m . W_{1} = 11 m m, W_{2} = 23 m m,

and

R = 6

m m .

Determine the moment of inertia of the section about the

y -

axis

Use the table below to organize your calculations. For regions that

are holes, use negative values for

\frac{?}{b a r} (I)_{Y}

and the area

Calculate the moment of inertia of region

1

about a vertical axis through its centroid.

Express your answer in

m m 4

to three significant figures.

Calculate the product of the area and

d 2 x

for region

1 .

Express your answer in

m m 4

to three significant figures.

Calculate the moment of inertia of region

2

about a vertical axis through its centroid.

Express your answer in

m m 4

to three significant figures.

Calculate the product of the area and

d 2 x

for region

2 .

Express your answer in

m m 4 m m 4

to three significant figures.

Calculate the moment of inertia of region

3

about a vertical axis through its centroid.

Express your answer in

m m 4

to three significant figures.

Calculate the product of the area and

d 2 x

for region

3 .

Express your answer in

m m 4

to three significant figures.

Calculate the moment of inertia of region

4

about a vertical axis through its centroid.

Express your answer in

m m 4

to three significant figures.

Calculate the product of the area and

d 2 x

for region

4 .

Express your answer in

m m 4

to three significant figures.

Learning Goal: The beam section shown in figure (

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