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The angels of quadrilateral are in ratio 3:5 : 9:13 |
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Answer» LET an ANGLE be x 3x + 5X + 9x + 13x = 30x 30x = 360° x = 360°/ 30 x = 12° 3x = 12°×3 = 36° 5x = 12°×5 = 60° 9x = 12°×9 = 108° 13x = 12°×13 = 156° |
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