

Trigonometric Functions and Concepts
Interactive Video
•
Mathematics
•
11th - 12th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to understand each piece of the trigonometry puzzle?
Because missing a piece makes it hard to understand later concepts.
Because it is a part of geometry.
Because it is required for calculus.
Because it helps in solving algebra problems.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What were the trigonometric reductions discussed in the previous videos?
270 plus or minus theta
180 plus or minus theta and 360 minus theta
90 plus or minus theta
360 plus or minus theta
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a co-function in trigonometry?
A function that swaps between sine and tangent.
A function that swaps between sine and cosine.
A function that swaps between cosine and tangent.
A function that swaps between sine and secant.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when you apply a co-function to sine?
It becomes secant.
It becomes cotangent.
It becomes cosine.
It becomes tangent.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of adding a number to the x-axis in a trigonometric function?
It changes the frequency.
It changes the amplitude.
It shifts the function horizontally.
It shifts the function vertically.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the updated cost diagram include?
Neither reductions nor co-functions
Both reductions and co-functions
Only co-functions
Only reductions
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example, what is the result of simplifying the expression with cos(90 + theta)?
Negative cosine of theta
Positive cosine of theta
Positive sine of theta
Negative sine of theta
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