The Unit Circle - Practice in Radian Measure
Choose the correct answer.
1. The value of sin 2π is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
2. The value of sin π/2 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
3. The approximate value of sin π/4 and cos π/4 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
4. The value of cos π/2 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
5. The value of tan π/4 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
6. The value of sin (3π)/2 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
7. The value of tan π/2 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2]
8. The value of cot π/2 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
9. The value of tan (9π)/4 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
10. The value of cos (5π)/6 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
11. The value of csc (-π)/2 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
12. The value of sin (11π)/6 is Choose One 0 +1 -1 0.7071 undefined 45 degrees 0.5 -0.5 π 2 π 2 0.8660 or [√3/2] -0.8660 or -[√3/2] .
