AnswersJPS-202526SS-Evergreen HS-Algebra II B-CR-NobleThe Unit Circle

The Unit Circle Answers

13 verified answers3 views
1
Free Preview

Use the diagram to complete the statements.cos A =

A
5/13
B
12/13
C
5/12
D
12/5
2
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tan A =

A
5/13
B
12/13
C
5/12
D
12/5
3

tan(270°) =

A
–1
B
0
C
1
D
undefined
4

cos(0°) =

A
–1
B
0
C
1
D
undefined
5

sin(0°) =

A
–1
B
0
C
1
D
undefined
6

tan(0°) =

A
–1
B
0
C
1
D
undefined
7

Find the coordinates of the point (a, b). a = ?

A
1
B
Option
C
Option
8

b = ?

A
1
B
Option
C
Option
9

cos(270°) =

A
–1
B
0
C
1
D
undefined
10

Which of the following statements shows how to calculate the reference angle for

Question illustration
A
Option
B
Option
C
Option
11

sin(270°) =

A
–1
B
0
C
1
D
undefined
12

Question text not available

A
Option
B
Option
C
Option
13

Because −135° terminates in quadrant the sine value is negative.

A
I,
B
II,
C
III,
D
IV,

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