SOLUTION: he area of a trapezoid is 69.6in and its altitude is 8.7in. find the perimeter of the trapezoid if the sum of its legs is equal to the sum of its bases

Algebra ->  Polygons -> SOLUTION: he area of a trapezoid is 69.6in and its altitude is 8.7in. find the perimeter of the trapezoid if the sum of its legs is equal to the sum of its bases      Log On


   

Question 1201872: he area of a trapezoid is 69.6in and its altitude is 8.7in. find the perimeter of the trapezoid if the sum of its legs is equal to the sum of its bases
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
Area of trapezoid = %28a%2Bb%29%2F2+%2A+h
69.6+=+%28%28a%2Bb%29%2F2%29+%2A8.7
solve a+b = 16
sum of legs = sum of bases
Perimeter = 16*2=32 in^2