Plastic Protractor 180 Degree Math Protractors 4 inch Math Geometry Set?4 Plastic Protractor 180 Degree Math Protractors 4 inch Math Geometry Set?4 PackClear PackClear

4 Pack Plastic Protractor 180 Degree Math Protractors 4 inch Math Geometry Set Practical measure math tool -Range of 0 to 180 degrees, the minimum accuracy of the angle is 1 degree, each 10 degrees have a clear line to distinguish, the clear color allows you see the words, letters, figures on page through the protractor -Made of clear plastic with smooth surface, durable; The black marking is not easy to abrade and high quality can serve for a long time. - The bottom side length is 10 cm/4 inch, a proper size for carrying conveniently and make it easy to put on your books, notebooks and pencil case. -Protractors are great for drawing circle and measuring angle, good for students, teachers, engineers, designers, artists, etc. Specification: Protractor size: 10 x 5.5 x 0.15 cm Measuring:Range of 0 to 180 degrees, the minimum accuracy is 1 degree. Package: 4pcs clear plastic protractors