Question

Two adjacent angles of a llgm are in the
ratio 4:5. Find the measures of the
four angles of the llgm.​

Answer 1

Answer:

four angles are 80,100,80,100 degree

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Answer 2

let the other for Angle be x

4x+5x=180

9x=180

180/9

20

Now,

4x=4*20=80

5x=5*20=100