Protractor, Straight Ruler and Triangle Ruler Clipart Image http://www.anrdoezrs.net/interactive?nvc_cj=1&aid=10292438&pid=2998518&url=http://www.clipart.com/en/close-up?o=3143640 Surfdoggie's Review: Clipart image of a protractor, straight ruler and triangle ruler. This color clipart picture shows three different kinds of rulers, including a protractor, a straight ruler and a triangle ruler. It is a full-color clipart illustration, on a green and white background. Please visit the link above to find out how you may use these images. You may need to pay for use of the images or abide by certain licensing restrictions. academics, education, geometry, learn, learning, measure, measurement, measurements, measuring, protractor, protractors, ruler, rulers, school, school supplies, school supply, schools, straight ruler, straight rulers, study, studying, tool, tools, triangle ruler, triangle rulers, type of ruler, types of rulers