In the figure, ab = 15.8, 11.9 10.2, 8.4 inches and ac = 18.7, 15.5, 14.3, 13.1 inches.

Evan went to the park and saw for animals each animal was either a duck or dog if he saw a total of 14 legs how many of each animal did he see

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?

Find the length of the radius of a circle with the center at -7+2i and a point in the circle at 33+11i