by David Mattoon | Mar 14, 2020 | 7th Geometry

Common Core Standard: 7.G.B.4 In part one, I provided some Sticky Math Triads to put the process before students and teachers. While I struggled there to provide visual representations, I believe I have accomplished the goal here as we examine the resulting...
by David Mattoon | Mar 14, 2020 | 7th Geometry

Common Core Standard: 7.G.B.4 I have to confess that while I have done a lot of conceptual work with students around circumference and area of a circle (see some of it by checking out my blogposts on each subject), I have not done much to tackle the latter part of...
by David Mattoon | Mar 14, 2020 | 7th Geometry

Common Core Standard: 7.G.B.4 If area is defined as the number of unit squares that cover the surface of a closed figure, then how does this apply to a circle? Can we remember the abstract formula for area of a circle better by understanding where it comes from...