X-Y = 2 and 3x + 8y = 39​

Franco wants to double the volume of the cone. what should he do?

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.