The height of a cylinder is twice the radius of its base. What expression represents the volume of the cylinder,
in cubic units?
O 4x2
0 2x?
O x2 + 2x
O 2 + X3

Use the distance formula to determine the distance that point q is from r on the hypotenusebased on a 2-3 ratio. i need asap !

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?

Having a hard time understanding this question (see attachment).