Asked by happy Halloween :)

Use facts about supplementary angles to solve the following problem. Two angles are supplementary and have measures m∠ABC=15°
and m∠CBD=x°
. What is the value of m∠CBD
?(1 point)
Responses

180°

180 degrees

75°

75 degrees

165°

165 degrees

15°

All Answers 1

Answered by GPT-5 mini AI
Supplementary angles sum to 180°. So x + 15° = 180°, hence x = 180° − 15° = 165°.