double and half angles identities
Authored by Kanika Rana
Mathematics
10th Grade
CCSS covered
Used 57+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 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
3 mins • 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
Tags
CCSS.HSF.TF.C.9
3.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Use a double-angle identity to find the exact value of each expression
cos θ = 4/5 and 270° < θ < 360°
Find sin 2θ
Tags
CCSS.HSF.TF.C.9
4.
MULTIPLE CHOICE QUESTION
3 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
Tags
CCSS.HSF.TF.C.9
5.
MULTIPLE CHOICE QUESTION
3 mins • 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
Tags
CCSS.HSF.TF.C.9
6.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Find the exact value of sin 2x if sin x = 12/13 and x is in the first quadrant.
Tags
CCSS.HSF.TF.C.9
7.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Use the information about the angle θ, 0≤θ<2π to find the exact value of
sin (2θ)
1. sin θ= 3/5 , 0<θ<π/2
Tags
CCSS.HSF.TF.C.9
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