In a triangle ABC, with usual notations, ( A 2 )= 5 6 , ( C 2 )= 2 5 , then

MHT CET 2025 Mathematics question

Not in JEE syllabus

In a triangle ABC, with usual notations, , , then

Answer: (C)

With , the half-angle formulas are and . Multiplying, the factors and cancel and . Here the product is

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Question ID VK-101805