11. find a pattern in the tile designs. if the pattern
continues, how many tiles will be in the seventh
design? draw a picture of the seventh tile.

Does the point (1, sqrt 7) lie on circle shown.

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).