The height of a right cylinder is 3 times the radius of the base. the volume of the cylinder is 249 cubic units.
what is the height of the cylinder?
2 units
4 units
6 units
8 units

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.

Ithink i know it but i want to be sure so can you me out ?