SOLUTION: given a triangle with 20-70-90 and the long leg is 8 cm find the length of the hypotenuse

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Question 966195: given a triangle with 20-70-90 and the long leg is 8 cm find the length of the hypotenuse
Found 2 solutions by Alan3354, josgarithmetic:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
given a triangle with 20-70-90 and the long leg is 8 cm find the length of the hypotenuse
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hyp*sin(70) = 8
hyp =~ 8.513

Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
Long leg is opposite of the 70 degree angle, and the hypotenuse is opposite the 90 degree angle. Use law of sines.

8%2Fsin%2870%29=h%2Fsin%2890%29

8%2Fsin%2870%29=h%2F1

h=8%2Fsin%2870%29