Find the median: 5, 6, 3, 9, 0, 4, 1, 2, 7

a
4

b
5

c
4.1

d
4.3

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

Find the interior angle of a regular polygon which has 6 sides

How can you find the magnitude of a vector, v = < x,y > , where the horizontal change is x and the vertical change is y?