Sum of Interior Angles of a Triangle

Sum of Interior Angles of a Triangle

Discover the sum of the angle measures in any triangle in this activity.


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Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

自由形式の質問1

If you move the point to change the original triangle, what happens to angle ?

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自由形式の質問2

What is the sum of all the interior angles of a triangle?

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自由形式の質問3

Do you think it is possible to have a triangle with angles 50°, 60°, and 80°? Explain.

テキストと数式入力