SOLUTION: area of triangle is 81 cm square the measure of height is half of the base what is the measure of triangle base

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: area of triangle is 81 cm square the measure of height is half of the base what is the measure of triangle base      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 876686: area of triangle is 81 cm square the measure of height is half of the base what is the measure of triangle base
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
a=b/2
A=ab/2=81
(b/2 * b)/2 = 81
b^2/2=81
b^2=162
b=9sqrt(2)
.
Ed