can someone please answer this and show work. I will give brainlist. My answer is inccorect. Need to show work for brainlsit

Find the solutions for a triangle with a =16, c =12, and b = 63º

Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap

Atorch and a battery cost 2.50 altogether.the torch costs 1.50 more than the battery.what fraction of the total price is the torch? give your answer in its simplest form.