The angles of a quadrilateral are in AP .The greatest angle is double the least. Find the all four angles
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Answer:
60,80,100,120
Step-by-step explanation:
let the angles be a,a+d,a+2d,a+3d.
Given,
2a=a+3d
a=3d
a+a+d+a+2d+a+3d=360
18d=360
d=20
a=3×20=60
Hence angles are 60,80,100,120.
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