Question
The terminal ray of an angle passes through the point (5,12).
What is the value of cosine for this angle?
What is the value of cosine for this angle?
Answers
herp_derp
x = 5
y = 12
therefore,
r = √(12² + 5²) = 13
recall that cosθ = x/r
therefore...
cosθ = 5/13
y = 12
therefore,
r = √(12² + 5²) = 13
recall that cosθ = x/r
therefore...
cosθ = 5/13