ratio 1:2:3:4:5. Find all the interior angles of the pentagon.
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please see the answer in the photo
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sum of interior angles are (5-2)×180=540
1x+2x+3x+4x+5x=540
15x=540
x=35
interior angles are 35°,70°,105°,140°,175°
1x+2x+3x+4x+5x=540
15x=540
x=35
interior angles are 35°,70°,105°,140°,175°
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