Ms. Davenport bought a dozen packages of spaghetti sauce mixed priced at 3 packages for $1.29. What is the price of one package of spaghetti sauce mix?

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

Which is an equation for the nth terms of the sequence 12,15,18,21

Triangle abc is reflected over the line y=x triangle abc has points (-6,-,-1) and (-5,-6) what is the c coordinate