Circle Area is \(\pi r^2\) using:

– Pizza Slices

– Concentric Circle Slicesgraph match - big derivative puzzle

The idea is to look at the properties of amount functions (e.g. \(f(x)\)) and their rate functions (the derivative functions, e.g. \(f'(x)\)).

*A note on the puzzle:*

You can make the puzzle task more interesting by scrolling the browser to hide the true/false hints.Building a rate function Using the slope of tangents

Take a look at Demos Graphing Calculator which runs on computers, smart phones, and tablets, to be very useful. Start by trying it on a computer. You can save your work if you click

*sign-in*in the upper left hand corner of the window.Work through this brief introduction to graphing functions in Desmos.

bic 4/27/20