Please help me, im in tears because i cant figure this out. Litterly giving away my 100 points. Please answer correct, im begging. The figure below shows a triangular piece of cloth:

Triangle ABC has angle ABC equal to 90 degrees and angle BAC equal to 35 degrees. Length of AC is 8 inches.

What is the length of the portion BC of the cloth?

8 cos 35°
sin 35 degrees divided by 8
cos 35 degrees divided by 8
8 sin 35°

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.