The angles of a quadrilateral are in the ratio 5:7:11:15. find all the angles of the quadrilateral.
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Step-by-step explanation:
Let the angles be 5x , 7x , 11x and 15x.
Sum of angles of a quadrilateral is 360⁰.
5x+7x+11x+15x = 360
38x = 360
X = 180 / 19
Angle 1 = 5x = 5×180/19 = 90/19⁰
Angle 2 = 7x = 7×180/19 =126/19 ⁰
Angle 3 = 11x = 11 × 180/19= 198/19⁰
Angle 4 = 15x =15×180/19= 2700/19⁰
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