Posted by Anonymous on Thursday, January 13, 2011 at 8:23pm.
the area of a parallelogram is 507 square cm, and its height is three times its base. find the base and the height.

geometry  PsyDAG, Friday, January 14, 2011 at 11:43am
h = 3b
h * b = 507
Substitute 3b for h in second equation and solve for b. Insert that value into the first equation and solve for h. Check by inserting both values into the second equation.