Unit 1: Functions
Unit 2: Right Triangles
Unit 3: Circular Trig
Unit 4: Oblique Triangles
Unit 5: Graphing Trig Functions
100
What is the test to check if a graph is a function?
Vertical Line Test
100
What is this symbol? θ
The symbol is theta.
100
What is a circle?
A round shape.
100
What is the law of sines?
sin(a)/a=sin(b)/b
100
What is the standard period for sine functions?
2∏
200
Evaluate the Greatest Integer Function of f(1.9).
1
200
What is the definition of cosecant?
Hypotenuse over opposite side.
200
What is the sine of pi on the unit circle?
The answer is zero.
200
What triangles does the ambiguous case apply to?
SSA triangles
200
What y value does cosine start at? Sine?
1, 0.
300
Is this a function? x^2 + y^2 = 9
Not a function because it is a circle.
300
What is the cosecant of 30 degrees?
The answer is 2.
300
Convert to nearest degree. ∏/10
18 degrees
300
Should the law of sines or law of cosines be applied to this triangle? a=15, c=42, B=49 degrees.
law of cosines
300
What would be the phase shift for this equation? 3cos(x-∏/2) + 1
(1/4)
400
Evaluate and simplify the function f(x)= x+1/x as specified. f(-2)
1/2 or .5
400
If the sun is 30 degrees up from the horizon and shinning on a tree forming a 50 foot shadow. How tall is the tree? (round to the nearest hundredth)
The tree is 28.87 feet.
400
Use the value of the function, its period, and even odd knowledge to evaluate the indicated function. sin(t)=7/12 What is sin(-t)?
-7/12
400
What is the definition of an oblique triangle?
A triangle that has no angles.
400
Describe the translation between the equations. f(x) = sin(2x) g(x) = 5+ sin(2x)
The graph of g is a vertical shift upward of five units of the graph of f.
500
Determine if the function is even, odd, or neither? g(x)=√(3-x^2)
The function is even.
500
What does one minute equal in DMS form?
(1/60) or one degree.
500
Evaluate cot(4∏/3)
The answer is √(3).
500
Solve the triangle.
b=7.6, a=4.7,
500
What is the 5 x and y values for a standard cot(x) graph?∏∏∏∏
X: 0, ∏/4, ∏/2, 3∏/4, ∏ Y: undefined, 1, 0, -1, undefined
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