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HW Trig Functions on the Unit Circle
By Marissa Considine
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Last updated over 2 years ago
32 questions
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Question 1
1.
sin (45\degree)=
Question 2
2.
cos(-30\degree)=
Question 3
3.
tan (240\degree)=
Question 4
4.
cos (-150\degree)=
Question 5
5.
tan (450\degree)=
Question 6
6.
Question 7
7.
Question 8
8.
Question 9
9.
Question 10
10.
Question 11
11.
Question 12
12.
Question 13
13.
Question 14
14.
Question 15
15.
cos (135\degree)=
Question 16
16.
Question 17
17.
sin (720\degree)=
Question 18
18.
Question 19
19.
Question 20
20.
REVIEW: Solving Right Triangles
The rest of the questions review SOH CAH TOA (triangles
NOT
on the unit circle).
Remember to use these ratios to find side lengths:
And remember all the angles in a triangle add to 180\degree.
**make sure your calculator is in degree mode**
The
optional video
below goes through an example similar to #31-36.
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Question 21
21.
degree symbol on your answer!
Question 22
22.
x =
round to the nearest whole
Question 23
23.
y =
round to the nearest whole
Question 24
24.
degree symbol on your answer!
Question 25
25.
x=
round to the nearest whole
Question 26
26.
y=
round to the nearest whole
Question 27
27.
Just type in the fraction.
Question 28
28.
Just type in the fraction.
Question 29
29.
Just type in the fraction.
Question 30
30.
Just type in the fraction.
Question 31
31.
Just type in the fraction.
Question 32
32.
Just type in the fraction.
