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MHT CET20242 May 2024Evening ShiftMathematicsProperties of TrianglesActual

If the lengths of the sides of triangle are 3,5,7 , then the largest angle of the triangle is

Options

  1. A2
  2. B5 6
  3. C2 3
  4. D3 4

Correct answer

C. 2 3

Step-by-step solution

array ll & Let a =3, ~b =5, c =7 & C = a ^2+ b ^2- c ^2 2 ab = 9+25-49 2 3 5 = -15 30 =- 1 2 & C= 2 3 array

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