Adding Adjacent Angles

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ExplorationGRADES 4-5


Use addition and subtraction to find unknown measures of non-overlapping angles.

Adding Adjacent Angles

Explore the additive relationship between the measures of two or three adjacent angles.

Putting It All Together

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

Open-ended question

Jules said that the sum of the angle measures that make up a straight line is always , no matter the number of angles. Do you agree or disagree? Explain your answer.

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