Answer:
Just took the test :))
Step-by-step explanation:
Look at the image down below!! ヽ(o^▽^o)ノ
Answer: -1
Step-by-step explanation:
First change tan(315) to:

Then evaluate the sine and cosine function. What is the y component of 315 degrees? What is the x component of 315 degrees?

Answer: 98.90
Step-by-step explanation:
115*.2=23
115-23=92
0.075*92=6.9
6.90+92=$98.90
Grace is right because what Emma said was not a factor of 16 and 12.