check the picture below.
on the first quadrant, namely 0° < x < 90°, the sine of one acute angle, equals the cosine of the other acute angle, as you see in the example in the picture.
therefore
What is the question you need help with
Umm sir there isno equation i think u forgot to put a picture
Answer:
19 + 21 = 40.
Step-by-step explanation:
Hi, TRUEBOSS72!
The answer to your question I believe is
-ASIAX ∵<span>Frequent Answerer</span>∴
P.S. If I am wrong about it please let me know.