Question

solve this question in your note book after that click the pic of your solution and upload in answer section .


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Answer 1

Obviously we can see that angle roq is 90 degree
Straight angle property angle =x+y=180
Now we can see the other angle is a bisector of the other angle
90+2x=180
2x=90
X=45

There is your proof

Answer 2

Hope this help you.

Good Luck!