MHT CET20249 May 2024Morning ShiftMathematicsTrigonometric Ratios & IdentitiesActual
The sides of a triangle are , and 1+ for some 0 2 , then the greatest angle of a triangle is
Options
- A3
- B2 3
- C6
- D5 6
Correct answer
B. 2 3
Step-by-step solution
a = , b = and c = 1+ Since 1+ is greater than and . C is the greatest angle, aligned & C & & = a^2+b^2-c^2 2 a b & & =- 1 2 = 120^ & C aligned