Answer:
Scott will need 168 ft² of pavers to cover his patio
Step-by-step explanation:
Scott wants to cover a trapezoid-shaped patio
This means that:
To get the number of square feet of pavers he'll need, we need to get the area of his patio
Area of trapezium id calculated as follows:

We are given that:
base₁ = 11 ft
base₂ = 13 ft
height = 14 ft
We now substitute with the givens to get the area as follows:

This means that:
Scott will need 168 ft² of pavers to cover his patio
Hope this helps :)