Answer:
notttaaa
Step-by-step explanation:
In degrees: 3π/4 radians = 135°
Angle of x=135° is in the 2nd Quadrant and has negative cos x values and positive sin x values.
cos 135° = cos ( 90° + 45°)= - sin 45° =

sin 135° = sin ( 90° + 45° ) = cos 45° =

. You can also see the graph in the attachment.
486/900 = .54 = 54%. .......
57.5 is the answer. Because think of 200 as 100% and 15 out of a hundered is ______. Right.
Answer:
1/10
Step-by-step explanation:
1/2 x 1/5= 1/10