Five less than four times a number is 19

Three cylinders have a volume of 2836 cm^3. cylinder a has a height of 900 cm. cylinder b has a height of 225 cm. cylinder c has a height of 100 cm. find the radius of each cylinder. use 3.14 as an approximate for π

Select the sequences that are geometric.

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