Sine, Cosine, And Tangent Of The Unit Circle
10 Questions
| Total Attempts: 272
With this assessment test, you will figure out how the trigonometric ratios are reached out to all real numbers using algebra or polynomial math.
Questions and Answers
- 1.
Which is a main function used in trigonometry?- A.
Sine
- B.
Cosec
- C.
Sectan
- D.
Tanec
- 2.
The ratio of the length of the side that is opposite an angle to the length of the longest side of the triangle (the hypotenuse) is...
- A.
The sine of the angle
- B.
Square of the angle
- C.
Ratio
- D.
Square root
- 3.
What is used to understand sines and cosines of angles found in right triangles?
- A.
Angle
- B.
Unit circle
- C.
Line
- D.
Arc
- 4.
At what point is the origin of the unit circle located?
- A.
Radius
- B.
Outside
- C.
Inside
- D.
Centre
- 5.
A circle with a radius of one is referred to as...
- A.
Circumference
- B.
Arc
- C.
Unit circle
- D.
Semicircle
- 6.
What is the circumference of the unit circle?
- A.
2pi
- B.
Pi
- C.
3pi
- D.
1/2pi
- 7.
The radian measure of the arc on a circle corresponding to a given value of tangent is referred to as...
- A.
Arctan
- B.
Arc
- C.
Segment
- D.
Quadrant
- 8.
What is the reciprocal of the tangent function?
- A.
Sec
- B.
Cotangent
- C.
Tansec
- D.
Cosec
- 9.
What is the inverse of the tangent function?
- A.
Sine
- B.
Cosine
- C.
Secant
- D.
Arctangent
- 10.
What is the complementary trigonometric function of the sine?
- A.
Sec
- B.
Tangent
- C.
Cosine
- D.
Tan
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