SOLUTION: Hello, I'm sorry if this question is confusing but i don't understand this, so it's sort of hard to explain. Okay, i have triangle ABC. Angle ABC=90 Degrees, Angle BCA=75 Degrees,

Algebra ->  Trigonometry-basics -> SOLUTION: Hello, I'm sorry if this question is confusing but i don't understand this, so it's sort of hard to explain. Okay, i have triangle ABC. Angle ABC=90 Degrees, Angle BCA=75 Degrees,       Log On


   



Question 309130: Hello, I'm sorry if this question is confusing but i don't understand this, so it's sort of hard to explain. Okay, i have triangle ABC. Angle ABC=90 Degrees, Angle BCA=75 Degrees, and angle CAB=115 Degrees. If the length of line BC equals 20 units, what is the length of line AB? Please explain.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The angles don't add to 180