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Trigonometry
Question

The shorter leg of a $$30 ^ { \circ } - 60 ^ { \circ } - 90 ^ { \circ }$$ triangle measures $$4 \sqrt { 2 }$$ kilometers. What is the measure of its hypotenuse?

A. $$8 km$$ .

B. $$8 \sqrt { 2 } km$$ .

C. $$8 \sqrt { 3 } km$$ .

D. $$4 \sqrt { 6 } km$$ .