Question

MEDAL FOR HELP!!! Help run me through the steps with this problem :)

Answer 1

since the base is 14, and the area is 140, plug it into the equation below and solve for h:

A=(1/2)bh
140=(1/2)(14)h
now solve for h, what did you get??

Answer 2

h=20?

Answer 3

yep!!

Answer 4

now look at the picture
since the entire base is 14, than 1/2 of the base is 7