magniyude of the vector given a horizontal component of 10 and a vertical component of 10
√(102 + 102) = 10√2
$${\mathtt{10}}{\mathtt{\,\times\,}}{\sqrt{{\mathtt{2}}}} = {\mathtt{14.142\: \!135\: \!623\: \!730\: \!950\: \!5}}$$
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