In the figure above, in the measure of angle 1 is not equal to the measure of angle 4, then the cosine of which of the following is equal to the sine of angle 1?
A) angle 3 only
B) angle 4 only
C) angles 2 and 4 only
D) angles 3 and 4 only
E) angles 2, 3, and 4
I’ll post the figure in the comments. 🙂
Go ahead and post the figure in the comments, but for future reference, a nice thing about this new Q&A is that you can add a URL of the image when you ask, instead of having to wait. Try it out next time!