SOLUTION: sin 0= 3/5 and 0 lie in quadrant II. What is cos 0? the possible answers are: -4/5, 4/5, -square root of 34/5, and square root of 34/5

Algebra ->  Trigonometry-basics -> SOLUTION: sin 0= 3/5 and 0 lie in quadrant II. What is cos 0? the possible answers are: -4/5, 4/5, -square root of 34/5, and square root of 34/5      Log On


   



Question 516910: sin 0= 3/5 and 0 lie in quadrant II. What is cos 0?
the possible answers are:
-4/5, 4/5, -square root of 34/5, and square root of 34/5

Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
sin 0= 3/5 and 0 lie in quadrant II. What is cos 0?
the possible answers are:
-4/5, 4/5, -square root of 34/5, and square root of 34/5
**
sin 0=3/5
This means you are working with a 3-4-5 right triangle in quadrant II where sin>0 and cos<0:
opposite leg=3
adjacent leg=-4
hsypotenuse=5
cos 0=-4/5