Find the area of the regular 20-gon with radius 77 mm.

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Aparachutist descends 38 in 2 seconds . express the rate of the parachutists change in height as a unit rate

Paul bakes raisin bars in a pan shaped like a rectangular prism. the volume of the pan is 252 cubic inches. the length of the pan is 12 inches, and its width is 10 1/2 inches. what is the height of the pan? enter your answer in the box. will give brialist and pointsss !