find the length of each side of an equilateral triangle having an area of 9√3cm^2
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Let each side of equilateral triangle = a Area = 9V3 cm sq。Area of equilateral triangle = V3 / 4×side sq。9V3 V3 / 4xa 9×4 = V3 / V3×a 36 = 1×a Therefore、length of each side = a = 36 cm
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