Which relation is a function? a. {(1, −1), (−2, 2), (−1,  2), (1, −2)} b. {(1, 4), (2, 3), (3,  2), (4, 1)} c. {(1, 2), (2, 3), (3,  2), (2, 1)} d. {(4, 2), (3, 3), (2,  4), (3, 2)}

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

Maci and i are making a small kite. two sides are 10". two sides are 5". the shorter diagonal is 6". round all your answers to the nearest tenth. 1. what is the distance from the peak of the kite to the intersection of the diagonals? 2. what is the distance from intersection of the diagonals to the top of the tail? 3. what is the length of the longer diagonal?