Two airplanes leave an airport at the same time. An hour later, the planes are 218 km apart. If one plane has traveled 163 km and the other has traveled 229 km during the hour, find the angle theta between their flight paths. See the figure below.

When only separate discreet points are graphed it is called?

Find the value of x for which the lines are parallel.

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.