Math, asked by HelpMeSir, 9 months ago

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Answered by ksiddharthkandhan
0

Answer:

∠C = 130°

Step-by-step explanation:

as ∠D is 74° and as ABCD is a quadrilateral

∴ angles add up to 360°

∴ ∠A+∠B+∠C+∠D=360°

∴ 4x + 2x + 5x +74= 360

  11x = 360 - 74

     x = 286/11

     x = 26

∴ ∠C = 130°

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Answered by pallavisami
2

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