The balance of an investment account is $308 more than 4 years ago. the current balance of the account is $4708. what was the balance 4 years ago?

4. find the geometric mean of 4 and 12. 24 8

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

What is the rate of change of a line that passes through (2,-5) and (6,-2)?