The Sum of Interior Angles of a Polygon

Author:: Samantha Edmiston

Topic:: Angles

Move Points around to come up with a right triangle.

What degree should the 3 angles be?

Select all that apply

A
60, 60, 60
B
45, 45, 90
C
90, 90, 180

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No matter where you move your points, what is the AREA?

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Plot a midpoint

What is the midpoint?

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Now knowing you're midpoint, see how many triangles can be made from midpoint F to points A, B, C, D, and E

How many Triangles are made?

Select all that apply

A
0
B
1
C
5

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Add angles to the BCF triangle

What are the angles to the BCF triangle?

Select all that apply

A
45, 45, 90
B
42, 62, 76
C
40, 70, 70

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