MATH SET 4PC LARGE

4-Piece Geometry Ruler Combination Sets. All Rulers are in inches centimeters Geometric Ruler Sets includes: 12″ (30 cm) ruler 6.5″ (16.5 cm) 30Ëš /60Ëš Triangle 5.25″ (13.3 cm) 45Ëš /90Ëš Triangle 6″ (15.3 cm) 180Ëš Protractor