Objective: G.4D compare geometric relationships between Euclidean and spherical geometries,including parallel lines and the sum of the angles in a triangle (S)
Lesson and Notes (3 Videos)
Part 1: Breaking News Report on the Crash of Malaysian Airlines Flight MH-17
Part 2: Strange Planes & Straight Lines
Part 3: Triangles in Euclidean and Spherical Geometries
Explore Further:
"Think Globally" NY Times article on different geometries of surfaces
planefinder.net - Explore the flight paths of planes around the world. Very cool app!
Google Earth - Used for lots of things. You may have to turn on grid view to see latitudes and longitudes.
TedTalk Coral, Crochet & Hyperbolic Geometry - Margaret Wertheim leads a project to re-create the creatures of the coral reefs using a crochet technique invented by a mathematician — celebrating the amazements of the reef, and deep-diving into the hyperbolic geometry underlying coral creation.
What was up with Pythagoras? Learn about the developer of the Pythagorean Theorem, his irrational fear of beans and his crazy cult and their irrational fear of the square root of 2.