\sqrt { ( 27,2 + 53,8 ) ^ { 2 } + 15 ^ { 2 } }
Evaluate
3\sqrt{754}\approx 82.377181306
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\sqrt{81^{2}+15^{2}}
Add 27,2 and 53,8 to get 81.
\sqrt{6561+15^{2}}
Calculate 81 to the power of 2 and get 6561.
\sqrt{6561+225}
Calculate 15 to the power of 2 and get 225.
\sqrt{6786}
Add 6561 and 225 to get 6786.
3\sqrt{754}
Factor 6786=3^{2}\times 754. Rewrite the square root of the product \sqrt{3^{2}\times 754} as the product of square roots \sqrt{3^{2}}\sqrt{754}. Take the square root of 3^{2}.
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