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Triangle Third Angles Theorem

Author:Breck Jacobs

Triangle Third Angles Theorem Exploration

Question 1: Find the measure of angle A and angle G using the angle measuring tool .

This is the measuring angle toolToolbar Image. Are angles A and angles G congruent?

Select all that apply
  • A
  • B
Check my answer (3)

Question 2:

What theorem states that angles A and G must be congruent?

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Question 3:

What theorem can be used to help prove the third angles theorem?

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