The four angles of a quadrilateral are in the ratio:
(c) 3:5:7:9
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Step-by-step explanation:
Let all angle = 3x, 5x, 7x, 9x.
sum of all angle of quadrilateral is 360°
3x + 5x + 7x + 9x = 360°
25x = 360°
x = 360/ 25
x = 14.4
This question is wrong because angle of quadrilateral is not point.
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