SOLUTION: the base of a triangle is 9cm greater than its height. find the base and height if the area of the triangle is 68cm squared.

Algebra ->  Customizable Word Problem Solvers  -> Geometry -> SOLUTION: the base of a triangle is 9cm greater than its height. find the base and height if the area of the triangle is 68cm squared.      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1064453: the base of a triangle is 9cm greater than its height. find the base and height if the area of the triangle is 68cm squared.
Answer by josgarithmetic(39613) About Me  (Show Source):
You can put this solution on YOUR website!
h for height

%281%2F2%29%28h%2B9%29h=68

h%5E2%2B9h=136
h%5E2%2B9h-136=0
%28h-8%29%28h%2B17%29=0
highlight%28h=8%29
and base is 8+9=17.