please answer fast
asked Mar 20, 2013 in Geometry Answers by anonymous

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1 Answer

The side opposite the 30 degree angle is 1/2 the hypotenuse = (1/2)*18 = 9

The side opposed the 60 degree angle is Sqrt(3)/2 times the hypotenuse = (Sqrt(3)/2) * 18 = 9Sqrt(3)

Perimeter:  18 + 9 + 9Sqrt(3) = 27 + 9Sqrt(3)
answered May 13, 2014 by johnperkins Top Rated User (103,080 points)

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