A tangent line is always perpendicular to the radius that shares the point of tangency. In other words, where your tangent line touches the circle (at only one point), that line is perpendicular to the radius at that point.
Answer:

Step-by-step explanation:


The answer I think you are looking for is 4,392.
91,761 - 87,369 = 4,392
The answer would most likely be c because you multiply 0.75 by the amount of units sold and find out the profit after adding it.
Hope this helps! :)
Answer:
PEMDAS
(5/12) +(23/10)
5/12=0.42
23/10=2.3
0.42+2.3=2.72
2.72 is the correct answer