Let x be the measure of the angle. The mathematical equation of the problem is
5(90-x) =

(180-x)

°
The answer is B hope this helped
Answer:
See explanation
Step-by-step explanation:
The question is incomplete as the required trapezoid is not given. SO, I will answer using genera rules.
The area of a trapezoid is:

Where
parallel sides

Assume that:

The formula becomes


