Answer:
sec
Step-by-step explanation:
1/cosin = sec or cosin^-1
Answer:126
Step-by-step explanation: your welcome
This would be C. 60$
This is because if she got the bag for 50% off, 30 divided by 2 is 15$, 45 divided by 2 is 22.5, 60 divided by 2 is 30$ so option C. Would be your answer.