SOLUTION: Find the exact value of: sin 405º. Thanks

Algebra ->  Trigonometry-basics -> SOLUTION: Find the exact value of: sin 405º. Thanks      Log On


   

Question 44197: Find the exact value of: sin 405º.
Thanks
Answer by jake_6233(74) About Me  (Show Source):
You can put this solution on YOUR website!
Find the exact value of: sin 405º.
Thanks
First you need to realize that a circle has 360 degreees and 405 - 360 =45
so actually they want the exact value of 45 degrees which is pi/4 from the unit circle