Gloria would have worked six hours which would put her at $72.00 but spends $0.50 to travel to and from work and that would put her at $71.50
We will have to use the formula for the area of a trapezoid on this problem, which is (
and
are the bases of the trapezoid and
is the height):

All we need to do is substitute the information we are given into our formula:

Now, let's just simplify the equation:




The missing base has a length of 13 units.
Answer: 120 g
Step-by-step explanation: