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Please explain: "The angles of a quadrilateral are in the ratio of 3 : 5 : 9 : 13. Find all the angles of the quadrilateral." |
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Answer» Step-by-step explanation: 3:5:9:13 =360 ° 3x+5x+9x+13x=360° 30x=360° 1x=360/30=12° 3x=3×12=36° 5x=5×12=60° 9x=9×12=108° 13x=13×12=156 |
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