1.

If the angles of a quadrilateral are in the ratio 13 : 17 : 19 : 23. Find the greatest angle of the quadrilateral?​

Answer»

ANSWER:

let the angles be 13X , 17x , 19X , 23X

sum of angles of a quadrilateral = 360°

13x + 17x + 19x + 23x = 360°

72x = 360°

x =

\frac{360}{72}

= 5



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