Question

find the angle which is half of its supplementaryangle​

Answer 1

Answer:

mark as a brainliest answer

Step-by-step explanation:

half of the supplementary angle is 90 degree

Answer 2

Ans= 60

Step-by-step explanation:

180-y

___

2

2y=180-y

2y+y=180

3y=180

y=180

______= 60

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