Answer:
a but im not sure!!!
Step-by-step explanation:
A = (5x - 1) (x^2 + 4)
Area = length × width
= (5x - 1) (x^2 + 4)
d
B = 115
Since A and B are supplementary, they add up to 180 degrees.
Thus, 65 + B = 180, and B = 115