Prove that the area of an equilateral triangle described on one side of a square is equal

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asked Feb 3, 2018 in Mathematics by Kundan kumar (49,132 points) 34 379 1014

Prove that the area of an equilateral triangle described on one side of a square is equal to half the area of the equilateral triangle described on one of its diagonals

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answered Feb 3, 2018 by Vikash Kumar (144,729 points) 8 11 21
 
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Let ABCD be a square and ΔBCE and ΔACF have been drawn on side BC and the diagonal AC respectively.

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