Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

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Composite Figures 200 9

Transcript of Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Page 1: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Composite Figures

2009

Page 2: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Finding Perimeter

Add up outside sides only.

Find the missing sides.

Page 3: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Perimeter Examples

5 in

16 in

2 in

7 in5 in

14 in

What are the missing sides?

Page 4: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Perimeter Example Continued...

Add up the sides.

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Perimeter Example Continued...

16 + 7 + 14 + 5= 42 in

Page 6: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Area Notes

Break the figure into smaller pieces.

Find the area of each piece.

Add the areas together. If only one area is shaded, then you will subtract the areas.

Page 7: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Area example

What two figures make up this figure?

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Area example

Rectangle Triangleand

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Area continued...

A=BhA=(5) (14)A= 70 in2

A= 1/2 BhA=1/2 (2)(5)A=5 in2

+

Page 10: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Area continued...

70 in25 in2

+ = 75in2

Page 11: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Now, we will solve for AREA AND PERIMETER of the following shapes together. Use your yellow paper to show your work and use your ruler to measure the sides of the shapes. We will glue it into your INB when we are finished.

Area Perimeter

Page 12: Composite Figures 2009. Finding Perimeter Add up outside sides only. Find the missing sides.

Area Perimeter

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Area Perimeter

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Area Perimeter

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Area Perimeter

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