Sarah drove 40 miles per hour . in 3 hours sarah drove 120 miles . which is a vaild proportion to represent the problem?

Evaluate the dot product of (3,-1) and (1,5)

Quadrilateral wxyz is on a coordinate plane. segment yz is on the line x+y=7 and segment xw is on the line x+y=3. which statement proves how segments yz and xw are related

When only separate discreet points are graphed it is called?