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tmua.me Medium Set E Paper 1 · Q6

Paper 1Geometry

Triangle ABCABC has BC=7BC=7, angle BAC=60∘BAC=60^\circ, and area 636\sqrt3.

What is its perimeter?

A1111
B7+737+\sqrt{73}
C7+857+\sqrt{85}
D7+977+\sqrt{97}
E1818

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