
Trigonometric Identities and Functions

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard

Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary distinction between an identity and an equation in mathematics?
Neither is true for all values of variables.
An identity is true for all values of variables, while an equation is not.
An equation is true for all values of variables, while an identity is not.
Both are true for all values of variables.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in proving a trigonometric identity using geometry?
Using a protractor to measure angles.
Memorizing trigonometric formulas.
Drawing a large triangle and labeling it.
Calculating angles using a calculator.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the periodic nature of the tangent function affect its graph?
It repeats every 180 degrees.
It repeats every 90 degrees.
It repeats every 360 degrees.
It does not repeat.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of trigonometric identities, what does the term 'adjacent' refer to?
The side opposite the angle.
The hypotenuse of the triangle.
The angle itself.
The side next to the angle.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which trigonometric function is used to relate the opposite side to the hypotenuse?
Secant
Sine
Tangent
Cosine
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying the hypotenuse by the cosine of an angle in a right triangle?
The opposite side
The adjacent side
The hypotenuse itself
The angle
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to understand the sum of angles in a triangle?
To find the perimeter of the triangle.
To apply trigonometric identities correctly.
To determine the type of triangle.
To calculate the area of the triangle.
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