Description:

【Math Teacher Aids】: Large size ruler for geometry drawing and math lessons, suitable for classroom, school or office.
【Large Numbers】: Math geometry ruler has clear large numbers on it, easy for you to measure and read, suitable for chalkboards, whiteboards, erase boards and more.
【Easy to Use】: Teaching ruler is lightweight and easy to hold, ideal drawing aid for teachers.
【Material】: Drawing math geometry tool is made of quality pp material, strong and good durability, wear resistant, not easy to deform, won't scratch your hand.
【Widely Used】: Math geometry teaching supplies are essential tools for architects, engineers, artists, designers, teachers and more.

Size Chart:

Length:
Compass:45cm/17.72inch
Equilateral triangle:50cm/19.69inch
triangle ruler:55cm/21.65inch
Protractor:50cm/19.69inch

Package Includes:

1 Compass
2 triangle rulers
1 Protractor

Note:

Please allow slightly errors due to manual measurement and different monitors.