image tag: protractor, orientation: horizontal, image quantity: 4

5184x3456px

planner, planners, compass, protractor, cover, exterior
3527x2125px

maritim, navigation, chart, compass, protractor, ruler, pencil
3084x2056px

pen, ruler, compass, design, architecture, drawing, symmetry
3264x2448px

protractor, ruler, measure, mathematics, distance, exactly, count