Answer:
BD = 4.99
Step-by-step explanation:
You can simply use the trigonometric identity tangent to solve for length BD.
Tan = opposite/adjacent
In this case we have,
Tan 31 = 3/BD
BD = 3/Tan 31
x = -25 / 3
10 / 3 = x / (-5/2)
10 / 3 * (-5 / 2) = x
x = -50 / 6
Answer: 33
