Half Angle Identities
10th Grade
•9 Qs
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Half Angle Identities
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
Standards-aligned
Anthony Clark
Used 1+ times
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9 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
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
1 min • 2 pts
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
-1/3
-√3
√3/3
-1
Tags
CCSS.HSF.TF.C.9
3.
MULTIPLE CHOICE QUESTION
1 min • 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
4.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Use the Half-angle formulas to find the exact value of each expression
sin 22.5º
Tags
CCSS.HSF.TF.C.9
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
sin u/2 =
Tags
CCSS.HSF.TF.C.9
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
tan u/2 =
Tags
CCSS.HSF.TF.C.9
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
cos u/2 =
Tags
CCSS.HSF.TF.C.9
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