
Double and half-angle identities
Quiz
•
Mathematics
•
9th - 12th Grade
•
Medium
Standards-aligned
MONICA BARRICK
Used 11+ times
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13 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Use a double-angle or half-angle identity to find the exact value of each expression
cos θ = 4/5 and 270° < θ < 360°Find sin 2θ
-1/5
24/25
-24/25
-25/24
Tags
CCSS.HSF.TF.C.9
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If , then equals
Tags
CCSS.HSF.TF.C.9
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Use a double-angle or half-angle identity to find the exact value of each expression
sin θ = −3/5 and 3π/2 < θ < 2π Find tan θ/2
Tags
CCSS.HSF.TF.C.9
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
CCSS.HSF.TF.C.9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use a double angle identity to find the exact value of
0
Tags
CCSS.HSF.TF.C.9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Use the half-angle identities to find the exact value of
Tags
CCSS.HSF.TF.C.9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
CCSS.HSF.TF.C.9
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