The angle does not matter. Think of it as finding the other side to a triangle. Use

a=39 (line AB)
b=b (the leg we need to find)
c=89 (line BD)


(subtract the 1521 from both sides)

(square root both sides)

b = 80
AD=80
Answer:
The answer is 12.4
Step-by-step explanation:
Because it is this way.
Answer:
x is approximately equal to 0.34 and -4.34
Step-by-step explanation:

Answer:
the graph of this function has no local extrema
Step-by-step explanation:
A 5th-degree polynomial graph will have a maximum of 4 local extrema, in general. However, this function has none. The derivative of this function is positive everywhere, so there are no extrema.
Its 5y-3x, you can do this by taking the racial number and give that to your beautiful little sister