Mathematics, 03.11.2020 20:50 baylabrown

Please explain how you get the answer. 1. Tan(-20°)= ?

For example: Tan(-20°)=?
Has 4 choices which are:
-tan 20°
tan 20°
tan (-160°)
-tan 160°

2.cos(-49°)=?

3.sin(-150°)=?

4.sec(-121°)=?

5.cos(-170°)=?

6.tan(-163°)=?

7.csc(-112°)?

8.sin(-295°)=?

9.cos(-15°)=?

10. Tan(-216°)=?

Answers: 3

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Please explain how you get the answer. 1. Tan(-20°)= ?

For example: Tan(-20°)=?
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Please explain how you get the answer. 1. Tan(-20°)= ? For example: Tan(-20°)=? Has 4 choices which are: -tan 20° tan 20° tan (-160°) -tan 160° 2.cos(-49°)=? 3.sin(-150°)=? 4.sec(-121°)=? 5.cos(-170°)=? 6.tan(-163°)=? 7.csc(-112°)? 8.sin(-295°)=? 9.cos(-15°)=? 10. Tan(-216°)=?

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