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Intro to Trigonometry
5.1 to 5.2
22
Mathematics
10th Grade
01/22/2012
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Cards

Term
sine function
 Definition
y/r
Term
cosine function
 Definition
x/r
Term
tangent function
 Definition
y/x
Term
cosecant function
 Definition
r/y
Term
secant function
 Definition
r/x
Term
cotangent function
 Definition
x/y
Term
four Pythagorean triples
 Definition
3 4 5
5 12 13
7 24 25
8 15 17
Term
positive functions of quadrant I
 Definition
all functions
Term
positive functions of quadrant II
 Definition
sine/cosecant
Term
positive functions of quadrant III
 Definition
tangent/cotangent
Term
positive functions of quadrant IV
 Definition
cosine/secant
Term
range of sine function
 Definition
[-1,1]
Term
range of cosine function
 Definition
[-1,1]
Term
range of cosecant function
 Definition
(-∞,-1] U [1,∞)
Term
range of secant function
 Definition
(-∞,-1] U [1,∞)
Term
range of tangent function
 Definition
(-∞,∞)
Term
range of cotangent function
 Definition
(-∞,∞)
Term
sine function/cosine function =
 Definition
tangent function
Term
cosine function/sine funtion =
 Definition
cotangent function
Term
(cos)^2 x + (sin)^2 x =
 Definition
1
Term
(cot)^2 x + 1 =
 Definition
(csc)^2 x
Term
1 + (tan)^2 x =
 Definition
(sec)^2 x
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