what is the length of side ab in equilateral triangle abc if the length of altitude ad to side bc is 12?
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let length be X
√ x^2 -(x^2)/4 = 12
√3X/2 = 12
X= 24/√3
√ x^2 -(x^2)/4 = 12
√3X/2 = 12
X= 24/√3
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