Posted by **Mindy** on Monday, November 7, 2011 at 10:52pm.

in a 30degree-60degree right triangle, the length of the side opposite the 60 degree angle is 8.3m. How long is the hypotenuse?.

- Math -
**Kong**, Tuesday, November 8, 2011 at 4:30am
ans: take square root[(8.3/tan60)^2 + 8.3^2] (Pyth.thm)

=9.58m

- Math -
**Steve**, Tuesday, November 8, 2011 at 11:29am
Or, recognize that the sides of a 30-60-90 triangle are in the ratio 1:√3:2

The long leg is 8.3, so the hypotenuse is 8.3*2/√3 = 9.58

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