Understand the Relationship Between Exterior Angles

This video tutorial covers the concept of exterior angles in triangles, explaining how they relate to the interior angles. It reviews the basic properties of triangle angles, introduces the exterior angle theorem, and demonstrates how to apply this theorem to solve problems. The tutorial concludes with a practical application, showing how to use exterior angles in real-world scenarios, such as designing a skateboard ramp.

Explain how the angles of a triangle always sum to 180 degrees.

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What is the relationship between the exterior angle and the interior angles of a triangle?

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What must be true for the interior angle next to the extended side and the exterior angle?

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Describe the process of finding the measures of angles CBD and CDB given the exterior angle.

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How do you calculate the measure of an interior angle when given an exterior angle?

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