Can someone please explain to me what I'm doing wrong? I'll mark you brainiest, thank you!

17 in long 1.3 ft wide and 8in high what is the volume

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.

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.