This set of movable protractors will make math class more engaging and easy for both teachers and students. Use this digital math tool to measure and draw angles as part of a paperless geometry activity. Protractors come in easy to see through colors. Perfect for students learning how to measure angles or for teachers showing how to use a protractor on a large screen. These images can be sized up or down! Included are 18 total images; 9 transparent and 9 opaque protractors. Images are PNG's wit