Trig - the oldest practical math

My guests on this episode are the authors of Make Trigonometry, Build Your Way from Triangles to Analytic Geometry, Joan Horvath and Rich Cameron. Make Trigonometry is the third math book that Joan and Rich have written with us, the previous books being Make Geometry and Make Calculus.Joan calls herself a recovering rocket scientist. In that career, she worked on spacecraft headed to distant planents. Her co-author, Rich, has a very different background as an open source developer...