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In a cyclic quadrilateral A B C D , /...

In a cyclic quadrilateral `A B C D` , `/_A=(2x+4)o,\ \ /_B=(y+3)o,\ \ /_C=(2y+10)o,\ \ /_D=(4x-5)o` . Find the four angles.

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The correct Answer is:
`angleA = 70^(@), angleB = 53^(@), angleC = 110^(@), angleD = 127^(@)`
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