Answer: Sofia used the length of one of the legs as c when she should have used the length of the longest side as c.
Step-by-step explanation: The leg is the smallest number and the hypothenuse is the biggest nunber.
In pretty sure the answer is b
The set of ordered pairs are 
Step-by-step explanation:
Given that the relation 
To find the set of ordered pairs, let us substitute the value for x in the relation 
For
,

The ordered pair is 
For
,

The ordered pair is 
For
,

The ordered pair is 
For
,

The ordered pair is 
For
,

The ordered pair is 
Thus, the set of ordered pairs is 
The area, which is L x W.
L = x+14
W = x-20
Therefore, LW or (x+14)(x-20) is the area