the exterior angles of a pentagon are in the ratio 6:3:4:3:2 . find all it's interior angle.
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Step-by-step explanation:
Let the ratio of the angles be 6x,3x,4x,3x,2x
A.T.P.
6x+3x+4x+3x+2x=360
=18x=360
=x=360/18
=x=20
The exterior angles are 120,60,80,60,40.
The respective interior angles are 60,120,100,120,140.
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