Divide. –36 ÷ (–4)
a. –40
b. –32
c. –9
d. 9

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.