Find the domain and range of the relation.
{(7,2), (- 10,0), (-5, - 5), (13, - 10)}

Abox contains 1 plain pencil and 4 pens. a second box contains 5 color pencils and 5 crayons. one item from each box is chosen at random. what is the probability that a plain pencil from the first box and a color pencil from the second box are selected? write your answer as a fraction in simplest form.

Enter the missing numbers in the boxes to complete the table of equivalent ratios. time (min) distance (km)? 36 9? 1512 ?

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .