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Interior angle worksheet with triangles and angle calculations.

A worksheet titled "Interior Angle" with nine triangles, each showing two angles and asking to find the measure of the indicated third angle. The triangles are labeled with vertices and angle measures, and the worksheet includes a blue protractor graphic.

A worksheet titled "Interior Angle" with nine triangles, each showing two angles and asking to find the measure of the indicated third angle. The triangles are labeled with vertices and angle measures, and the worksheet includes a blue protractor graphic.

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