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Trigonometry Part 1 Flashcards | StudBud
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Trigonometry Part 1
Trigonometry Part 1
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1
Use the pythagorean theorem to find the missing lengths.
37.6
20.8
28
30
2
What does theta mean?
Angle
Triangle
Theta
Tangent
3
There are 3 basic trigonometric ratios.
True
False
4
What is the ONLY kind of triangle where you can use the Pythagorean Theorem?
acute
isoceles
right
obtuse
5
The word trigonometry means “______________ _____________”.
Metric Triangle
Triangle Measure
Triangle Mathematics
Geometry
6
what is the reciprocal of cotangent?
secant
cosine
tangent
sine
7
Find the value of the missing side
400
28
20
94
8
Find the value of the missing side
9
27
369
18
9
Cosine Ratio
adjacent/hypotenuse
opposite/adjacent
hypotenuse/opposite
opposite/hypotenuse
10
Sine Ratio
adjacent/hypotenuse
hypotenuse/opposite
opposite/adjacent
opposite/hypotenuse
11
Which of these jobs do not use trigonometry frequently?
Meteorologist (Weather)
Architect
Artist
Civil Engineer
12
The cosecant ratio is ....
hypotenuse/opposite
opposite/adjacent
hypotenuse/adjacent
adjacent/hypotenuse
13
What is the reciprocal of sine?
cosine
cosecant
secant
cotangent
14
Tangent Ratio
opposite/hypotenuse
adjacent/hypotenuse
hypotenuse/opposite
opposite/adjacent
15
What do the 3 trig ratios find?
missing angles of a parallelogram
missing side lengths
missing angles of a triangle
16
What is the reciprocal of cosine?
secant
cosecant
tangent
cocosine
17
secant = which ratio?
hypotenuse / opposite
adjacent / hypotenuse
hypotenuse / adjacent
opposite / adjacent
18
The
cotangent
ratio is equal to what...?
Adjacent/ Hypotenuse
Opposite/ Hypotenuse
Adjacent/ Opposite
Opposite/ Adjacent
19
The 3 trigonometry functions are
soh, cah, toa
sen, con, tan
sin, cos, tan
sin, cos, tam
20
What is the reciprocal of the secant ratio?
Cosecant (csc)
cosine (cos)
sine (sin)
