In this lesson, we will learn how to find the measure of the exterior angle of a triangle and compare between an exterior angle and its corresponding remote interior angles.
Students will be able to
Q1:
The figure shows some angles identified on triangle 𝐴𝐵𝐶.
Identify which angle is an exterior angle.
Identify which angle is an interior angle.
Q2:
Is the measure of two right angles less than, equal to or greater than the sum of the interior angles of a triangle?
Q3:
What is the measure of an exterior angle of an equilateral triangle?
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