motocass03 motocass03

28-09-2020
Mathematics

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Which trigonometric expressions equal - 1/2 ? Check all that apply.

-cos(120°)
-sin (7pie/6)
-sin(–120°)
-cos(7pie/6)
-COS (-10pie/3)

Which trigonometric expressions equal 12 Check all that apply cos120 sin 7pie6 sin120 cos7pie6 COS 10pie3 class=

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reader1234567 reader1234567

06-10-2020

Answer:

It's a, b, and e just to clarify with the multiple answers/comments.

Step-by-step explanation:

I just did it on edge

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