standard_description: Give an informal argument for the formulas for the circumference of a circle, area of a circle, volume of a cylinder, pyramid, and cone. Use dissection arguments, Cavalieri’s principle, and informal limit arguments.
problem_activity: Task
Amy has a fish tank shaped like a rectangular prism that is 20 cm by 20 cm by 16 cm.  What is the volume of the tank?
[IMG]
If Amy only fills the tank $\frac34$ of the way, what will be the volume of the water in the tank?


aligns: no