A Straight Ruler and Two Triangle Rulers Clipart Image http://www.iclipart.com/search.php?keys=208953&id=198 Surfdoggie's Review: Clipart image of a straight ruler and two triangle rulers. This black and white clipart picture shows a group of different rulers, including one straight ruler and two triangle rulers of different sizes. It is a black and white clipart illustration, on a 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, 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