standard_description: Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.
problem_activity: Below is a graph of the height of a toy rocket over time. This is modeled by a quadratic function.
[IMG]
Describe the features of the function in terms of the intercepts, intervals where the function is increasing/decreasing, and intervals where the rate of change is constant/increasing/decreasing. Describe what each of these features means in the context of the problem.


aligns: no