Question
The ratio of the angles ∠A and ∠B of a
non-square rhombus ABCD is 7:5, then the value of the ∠C isSolution
Ratio of ∠A and ∠B is 7:5 (∠A)/(∠B) = 7/5 In rhombus, ∠A + ∠B = 180Λ Let the angles be 7x and 5x Then, 7x + 5x = 180 X = 180/12 = 15Λ A = 7 × 15 = 105Λ ∠A = ∠C = 105Λ
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