Use the picture at the right to write a multiplication equation with 1/2 as a factor. explain how you found your answer.

Which expression is not a polynomial?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.