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If the ratio of four angles of a quadrilateral is ∠A : ∠B : ∠C : ∠D = 1 : 2 : 3 : 4, what is the value of ∠C?

Posted: Wed Jul 13, 2022 8:05 pm
by answerhappygod
a) 90°
b) 108°
c) 180°
d) 72°