
Trigonometric Identities and Values

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

Lucas Foster
FREE Resource
Standards-aligned
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in simplifying and evaluating using trigonometric identities?
Multiply the angles
Draw a reference triangle
Calculate the angles
Identify the correct identity to apply
Tags
CCSS.HSF.TF.C.9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which identity is used when you have sine of angle A times cosine of angle B?
Cosine sum identity
Cotangent difference identity
Sine sum and difference identity
Tangent sum identity
Tags
CCSS.HSF.TF.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sine of pi over 3 equivalent to?
3/2
1/2
Square root of 3 over 2
Square root of 2 over 2
Tags
CCSS.HSF.TF.C.9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the tangent sum and difference identity, what do you need to identify first?
The sine values
The hypotenuse
The angles and operations
The reference triangle
Tags
CCSS.HSF.TF.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the tangent of 30 degrees?
1/2
Square root of 3 over 3
Square root of 3
1
Tags
CCSS.HSF.TF.A.2
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