Answer is in the photo. I can't attach it here, but I uploaded it to a file hosting. link below! Good Luck!
tinyurl.com/wpazsebu
Answer:
A. They are the same.
Step-by-step explanation:
The sine of any acute angle is equal to its cosine.
=7/4 - 9/4 = -2/4
1¾ = (4×1+3)/4
2¼ = (4×2+1)/4
