SOLUTION: i need help in this problem The sides of an isosceles triangle are 27, 27, and 12yd long. What is the area of the triangle? Do not round any intermediate computations, and round

Question 814728: i need help in this problem The sides of an isosceles triangle are 27, 27, and 12yd long. What is the area of the triangle?
Do not round any intermediate computations, and round your answer to the nearest tenth.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
width | 12
area | 18 sqrt(77)=157.949
perimeter | 66
interior angles | ((180 cos^(-1)(2/9))/pi� | (180 cos^(-1)(2/9))/pi� | (180 cos^(-1)(73/81))/pi�)~~(1.3467 radians | 1.3467 radians | 0.448186 radians)
interior angle sum | 180� = pi rad
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