Sum of two consecutive angles of a parallelogram are in the ratio of 4:5. Find all angle of a parallelogram.
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this makes 4/5 * y = 80. the sum of the consecutive angles is equal to 100 + 80 which is equal to 180. this confirms the solution is correct. one of the angles of the parallelogram is 100 degrees and the other angle is 80 degrees.
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let these angle be 5x and 4 x
Atq
5x+4x=180
,x=20
angle are 5(20)=100
4(20)=80
other angle are 80 and 100
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