44.2k views
1 vote
I want to know how it can be solved

I want to know how it can be solved-example-1

1 Answer

5 votes
the answer is in the picture
you have to understand about
- straight angle (180°)
- opposite angles (the same degree)
- angles of a triangle
I want to know how it can be solved-example-1
User Dafi
by
6.0k points
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