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3 years ago

(multiple choice) plz help me!!

1 answer:

7 0

$8 \sqrt{5} is \: the \: length$

Step-by-step explanation:

$( {16})^{2} = ( {x})^{2} - ( {8})^{2} \\ 256 = {x}^{2} - 64 \\ 256 + 64 = {x}^{2} \\ \sqrt{320} = \sqrt{ {x}^{2} } \\ 8 \sqrt{5} = x$

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