HELP!! Use the applet to translate quadrilateral ABCD 2 units left to create quadrilateral A'B'C'D', then reflect A'B'C'D' over the line y=5 to create A"B"C"D" What are the coordinates of D"?

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.