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Questions and Answers
Which of the following is NOT a trigonometric ratio?
Which of the following is NOT a trigonometric ratio?
- Tangent
- Sine
- Square root (correct)
- Cosine
What is the reciprocal of the sine ratio?
What is the reciprocal of the sine ratio?
- Secant
- Arcsine
- Cotangent
- Cosecant (correct)
Which trigonometric ratio represents the ratio of the adjacent side to the hypotenuse in a right triangle?
Which trigonometric ratio represents the ratio of the adjacent side to the hypotenuse in a right triangle?
- Tangent
- Cosine (correct)
- Sine
- Cotangent
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Study Notes
Trigonometric Ratios
- There are several trigonometric ratios, but one of them is NOT a trigonometric ratio (identify the incorrect one)
Reciprocal of Sine Ratio
- The reciprocal of the sine ratio is cosecant (csc)
Ratio of Adjacent Side to Hypotenuse
- The trigonometric ratio that represents the ratio of the adjacent side to the hypotenuse in a right triangle is cosine (cos)
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