Evaluate
24\sqrt{7}\approx 63.498031466
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\frac{36\times 2\sqrt{7}}{3}
Factor 28=2^{2}\times 7. Rewrite the square root of the product \sqrt{2^{2}\times 7} as the product of square roots \sqrt{2^{2}}\sqrt{7}. Take the square root of 2^{2}.
\frac{72\sqrt{7}}{3}
Multiply 36 and 2 to get 72.
24\sqrt{7}
Divide 72\sqrt{7} by 3 to get 24\sqrt{7}.
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