Angles and Parallel Lines Quick Check

Question

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Question
Calculate the supplement of an angle that measures 85°.(1 point)
Responses

The supplement of the angle is 5° because 90°−85°=5°.
The supplement of the angle is 5 degrees because 90 degrees minus 85 degrees equals 5 degrees .

The supplement of the angle is 85° because supplementary angles are congruent.
The supplement of the angle is 85 degrees because supplementary angles are congruent.

The supplement is 95° because 180°−85°=95°.
The supplement is 95 degrees because 180 degrees minus 85 degrees equals 95 degrees .

The supplement of the angle is −95° because 85°−180°=−95°.

Answer 1

The correct response to the question is:

The supplement is 95° because 180°−85°=95°.

Supplementary angles add up to 180°, so the supplement of an angle that measures 85° is calculated as follows:

180° - 85° = 95°.