The angles A, B and C of a triangle are in the ratio 1:1:4. If the longest side of the triangle is 3 units, then what is the perimeter of the triangle?

NDA 2026 Mathematics question

The angles A, B and C of a triangle are in the ratio . If the longest side of the triangle is 3 units, then what is the perimeter of the triangle?

Answer: (B)

The angles are . The longest side is opposite . By the sine rule, $a = b =

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Question ID VK-030287