Marcy rode her bike around a 1/4 mile track 16 times in 30 minutes. What was her speed in miles per hour? PLEASE HELP AND THANK YOU!

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.

Pentagon abcde is dilated according to the rule do,3(x, y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)