Hi!
To solve this, we use the slope equation 
With numbers in the equation it looks likes this:
or 
<u><em>Therefore your answer is D.</em></u>
<u><em></em></u>
Hope this helps! :D
Step-by-step explanation:

Answer: it’s 8/10, 3/5, 3/4, 1/2
Step-by-step explanation:1/2 is greater than the other numbers
Trapezoid Area = (Bases / 2) * Height
20 cm² = 5 * Height
Height = 4 cm