Unknown Supplementary Angles

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Exploration

GR. 6-8

Skill:

Use properties, definitions, and theorems of angles and lines to solve problems related to adjacent, vertical, complementary, supplementary, and linear pairs of angles.

Unknown Supplementary Angles

Discover a process for finding the measure of a supplementary angle in this interactive activity.

Putting It All Together

Answer these open ended questions on your own or with others to form deeper math connections.

Open-ended question 1

What is the sum of 2 supplementary angles?

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Open-ended question 2

How can you find the value of when the sum of and a number is ?

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