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PC Basics of Trig Values Unit Circle
Contributed by: Plesek
  • 1. In a wrapping value, (x, y) represents:
A) (sin, cos)
B) (cos, sin)
C) (tan, cot)
D) (cot, tan)
  • 2. The reciprocal of sine is:
A) tangent
B) cosine
C) cosecant
D) secant
  • 3. The reciprocal of cosine is:
A) sine
B) tangent
C) cotangent
D) secant
  • 4. Tan is equivalent to:
A) cos x/sin x
B) 1/csc x
C) 1/sec x
D) sin x/cos x
  • 5. The ratio of cos x to sin x is:
A) csc x
B) sec x
C) tan x
D) cot x
  • 6. The reciprocal of 0 is:
A) -1
B) 1
C) 0
D) undefined
  • 7. The reciprocal of -1 is:
A) 1
B) 0
C) undefined
D) -1
  • 8. The reciprocal of -1/2 is:
A) 2
B) -0.5
C) -2
D) 1/2
  • 9. The signs in quadrant IV are:
A) (-, +)
B) (+, -)
C) (-, -)
D) (+, +)
  • 10. In a unit circle, tangent is equivalent to:
A) x/y
B) y
C) y/x
D) x
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Trig Equations (corrected)
Unit circle (version a)
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