- A90
- B49
- C45
- D41
Step-by-Step Solution
Let the angle be . Its supplement is 180° − . Given 180° − , so 180° = , giving °.
Answer: C) 45
An angle's supplement is 3 times the angle itself.
Find the measure of the angle.
Class 7Complementary and Supplementary AnglesLines and Angles
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