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OpenStudy (anonymous):
The hypotenuse of a 30- 60- 90 triangle has length 15. What is the length of the side opposite the 60 angle? If necessary, round your answer to two decimal places.
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OpenStudy (anonymous):
sin 60 = sqrt3 /2 = opp side / 15 2 * opp side = 15*sqrt3 opp side = 15*sqrt3 / 2
OpenStudy (anonymous):
I haven't got a calculator handy to ]finish this off!!
OpenStudy (anonymous):
12.99 thanks
OpenStudy (anonymous):
12.99
OpenStudy (anonymous):
\[15\text{Sin}[\pi /3]=\frac{15 \sqrt{3}}{2}=12.9904 \]
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