the adjacent angles of a parallelogram are in the ratio 4:5then the measure of the adjacent angles is --------
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since total measure of the two angles is 180° ,angles are 80° and 100° when divided in a ratio of 4:5
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We know that the sum of the angles of a parallelogram is 360°..
The sum of the adjacent angles of a parallelogram is 180°..Let a1 be one angle and a2 be the other..
Let a1 =4k and a2 =5k (ratio)
a1+a2=180°
4k+5k=180°
9k=180°
k=20°
First angle=4*20=80°
Second angle=5*20=100°
The sum of the adjacent angles of a parallelogram is 180°..Let a1 be one angle and a2 be the other..
Let a1 =4k and a2 =5k (ratio)
a1+a2=180°
4k+5k=180°
9k=180°
k=20°
First angle=4*20=80°
Second angle=5*20=100°
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