Help!

Which of the following is equivalent to cos y?

Question

Help!




  Which of the following is equivalent to cos y?

anonymous · Answer

sin x
        sin y
        tan x
        tan y

anonymous · Answer

attachment

haleyelizabeth2017 · Answer

So cosine is adjacent over hypotenuse.  Tan is opposite over adjacent, so I don't think that would work.

haleyelizabeth2017 · Answer

Now you can cross those out.  What do you think it is?

haleyelizabeth2017 · Answer

Sine is Opposite over hypotenuse, if you didn't know :)  SOH CAH TOA

haleyelizabeth2017 · Answer

Of course, so is it sin x or sin y?  I know what it is, but I would like you to try :)

anonymous · Answer

Sin X?

haleyelizabeth2017 · Answer

Ding ding ding, we have a winner!

anonymous · Answer

Which of the following could be used to find the measure of angle C if AB and AC are given?

anonymous · Answer

tan 
        sin–1
        cos–1

        tan–1

haleyelizabeth2017 · Answer

You mind posting this as a new question?  That way if I can't help, other people can easier :)