1995 Exploring Trigonometry with The Geometer's Sketchpad -- Blackline Activity Masters for Use with The Geometer's Sketchpad (P) by David Shaffer ***Includes: 2 Macintosh/Windows Exploring Trigonometry: Sketches and Scripts; Dynamic Geometry for the 21st Century Floppy Disks (Disk) ***ISBN-13: 9781559530750 ***Conditoin: Good Used ***Pages: 100 @math30.3
