SOLUTION: •Given that θ is an angle in standard position and the point P is on the terminal side of θ. Find the six trigonometric functions of θ.P (2 √2, −2)

Algebra ->  Trigonometry-basics -> SOLUTION: •Given that θ is an angle in standard position and the point P is on the terminal side of θ. Find the six trigonometric functions of θ.P (2 √2, −2)      Log On


   

Question 1185536: •Given that θ is an angle in standard position and
the point P is on the terminal side of θ. Find the
six trigonometric functions of θ.P (2 √2, −2)
Answer by Plocharczyk(17) About Me  (Show Source):
You can put this solution on YOUR website!

We calculate r by the Pythagorean theorem:

r%5E2=x%5E2%2By%5E2
r%5E2=%282sqrt%282%29%29%5E2%2B%28-2%29%5E2
r%5E2=%284%2A2%29%2B4
r%5E2=8%2B4
r%5E2=12
r=sqrt%2812%29
r=sqrt%284%2A3%29
r=2sqrt%283%29













You do the cotangent which is adjacent/opposite = x/y

Edwin