
Exploring Trigonometric Identities: Reciprocals, Ratios & Complements

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Hard
+3
Standards-aligned

Olivia Brooks
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What makes an identity different from an equation?
Identities are true for negative values.
Identities are only true for positive values.
Identities are true for all values.
Identities are true for specific values.
Tags
CCSS.8.EE.C.7A
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a reciprocal identity?
tan(θ) = 1/sin(θ)
sec(θ) = 1/cos(θ)
sin(θ) = 1/cos(θ)
cot(θ) = 1/cos(θ)
Tags
CCSS.HSF.TF.A.4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the reciprocal of sin(θ)?
sec(θ)
tan(θ)
cos(θ)
cosec(θ)
Tags
CCSS.HSF.TF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which trigonometric function is defined as opposite over adjacent in a right-angled triangle?
sin(θ)
cot(θ)
cos(θ)
tan(θ)
Tags
CCSS.HSG.SRT.C.6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is tan(θ) in terms of sin(θ) and cos(θ)?
1/cos(θ)
1/sin(θ)
cos(θ)/sin(θ)
sin(θ)/cos(θ)
Tags
CCSS.HSF.TF.C.8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At which angles does tan(θ) not exist within the 0 to 360-degree domain?
45 and 135 degrees
90 and 270 degrees
60 and 300 degrees
0 and 180 degrees
Tags
CCSS.HSF.TF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the value of cos(90 degrees)?
0
1
Infinity
Undefined
Tags
CCSS.HSF.TF.A.2
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