In this lesson, Julie Harland explains how to solve a word problem involving angles in a triangle by remembering that the sum of the measures of the three angles of the triangle is 180 degrees. She demonstrates how to define the three angles and set up an equation to solve for their measures. By using algebra, she shows how to find each angle and check that the angles add up to 180 degrees. Finally, she emphasizes the importance of organizing and presenting the answer correctly.
Sum of angles in a triangle, isosceles triangle, right triangle word problems involving angles in a triangle.
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