1. define-
circumference diameter and radius

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?