ix
table of contents
Table of Contents (Summary)
Intro xvii
1 Finding missing angles: Reading between the lines 1
2 Similarity and congruence: Shrink to fit 49
3 The Pythagorean Theorem: All the right angles 103
4 Triangle properties: Between a rock show and a triangular place 149
5 Circles: Going round and round 205
6 Quadrilaterals: It’s hip to be square 235
7 Regular polygons: It’s all shaping up 273
Table of Contents (the real thing)
Your brain on Geometry. Here you are trying to learn something,
while here your brain is doing you a favor by making sure the learning doesn’t
stick. Your brain’s thinking, “Better leave room for more important things, like
which wild animals to avoid and whether naked snowboarding is a bad idea.”
So, how do you trick your brain into thinking that your life depends on knowing
about triangles and circles and the Pythagorean Theorem?
Intro
Who is this book for? xviii
We know what you’re thinking xix
Metacognition: thinking about thinking xxi
Here’s what YOU can do to bend your brain into submission xxiii
Read me xxiv
The technical review team xxvi
Acknowledgments xxvii