Question

Which of the following pairs of angles are supplementary?
50
110
70
90
90
140
(0)​

Answer 1

Step-by-step explanation:

110 + 70 are supplementary angles. (110+70=180)

90 + 90 are supplementary angles. (90+90=180)

140 +50 are not supplementary angles because there some is not equal to 180 degree

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