What does it mean for two line segments OR triangles OR other subsets of the plane to be “the same shape”?
Category: Resources (Page 3 of 3)
The main issues [with TSMs treatment of geometry] may be summarized as follows:
- The high school geometry course cannot be the only place in the K–12 curriculum where definitions, theorems,
Every fraction has a unique reduced form, and there is a sequence of explicit steps to obtain the reduced form.
This section proves that every fraction has a unique reduced … Read More
Why start with fractions? Our students are exposed to fractions in grades 3-6, so much of this should be review. However, fractions are difficult topic for many students, especially as … Read More
