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Mathematics, 19.07.2019 22:00 sabahtramirez01

A. what do you notice about each exterior angle measurement when you arrange the triangles so that the three angles form a straight line? b. if angle 1 = 60o and angle 2 = 90o, what is the measurement of angle 3? c. if angle 1 = 60o and angle 2 = 90o, what is the sum of angles 1 and 2? d. what do you notice about the sum of the angles inside the triangle and the exterior angle measurement?

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