The dot plot displays the lengths of pencils (in inches) used by students in a class. What is the mean?
S
5.5
6
6.5
7
length (inches)

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

What is the distance from zero if a quadratic function has a line of symmetry at x=-3 and a zero at 4

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking