Give stream of consciousness and then the final answer. What is the are of an equilateral triangle of side 20 cm?\nOptions:\n(A) 64√5\n(B) 64√9\n(C) 64√4\n(D) 64√3\n(E) 100√3
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Area of an equilateral triangle = √3/4 S2\nIf S = 20, Area of triangle = √3/4 * 20 * 20 = 100√3 cm2;
The final answer: (E).
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