Is the following number rational or irrational?
✔99

A: rational
B: irrational

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68