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11 Methods - Circular Functions Flashcards | StudBud
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11 Methods - Circular Functions
11 Methods - Circular Functions
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1
All circular functions in QuadrantIare positive.
False
True
2
In what Quadrant can you locate that ONLY tangent functions are positive?
II
IV
III
I
3
In trigonometry, we learned that 360 degrees is equal to ________ radians.
2π
π
2
3π
4
In trigonometry, we learned that 180 degrees is equal to ________ radians.
3π
2π
π
2
5
What is the capital city of Tasmania?
Melbourne
Darwin
Hobart
Brisbane
6
For the triangle below, decide which trigonometric ratio (i.e. sin, cos or tan) you would use?
Sin
Tan
Cos
Nat
7
sin 30 = ___
\frac{\sqrt{2}}{2}
\frac{\sqrt{3}}{2}
1
1/2
8
In what Quadrant can you locate that ONLY cosine functions are positive?
IV
III
II
I
9
tan 45 = ___
1
1/2
\frac{\sqrt{2}}{2}
\frac{\sqrt{3}}{2}
10
Find the value of each trigonometric ratio.
4:5
3:4
5:4
3:5
11
Guess the animal!
Little Owl
Tawny Frogmouth
Sparrow
Thrush
12
what can we use circular functions to calculate for?
weight
calories
force of friction
heat energy
13
Circular functions are periodic functions.
False
True
14
In what Quadrant can you locate that all circular functions are positive?
IV
II
III
I
15
Guess the animal!
Weasel
Stoat
Pine Marten
Ferret
