Description
Size - 4 pieces of large clear triangle rulers, one of the right-angle sides of the 45/90-degree ruler is 21.5cm/8.5 inch and 21.5cm/8.5 inch; the 30/60 degree ruler has a longer side of 31cm/12 inch long and the shorter right-angle side is 17cm/7 inch..Material - The triangle rulers are made of polystyrene plastic, durable, not easy to break for using a long time. They can be placed in your pencil case, or on the office desk to save space..Feature - The hollow center of 45/ 90 degrees triangle is a protractor that can be applied to measure 0-180 degrees, and the scale is accurate to 1 degree, helping you to quickly measure the value..Application - The measuring ruler kits can use them to measure, and draw geometric figures, etc., providing you with large convenience, suitable for a variety of applications in classrooms, offices, and homes, for artists, designers, architects, engineers and so on..Package Includes - 2 x 45/ 90 Degrees triangle ruler, 2 x 30/ 60 Degrees triangle ruler
