This fits your .
Package includes 10 Pieces 180 Degree Protractor
Clear color makes you measure easier, and you can see the numbers and letters on page through the protractor
Easy to get the precise angle: the math protractor has gradients for single degrees, with a center point and identified lines for every 10 degree
Accurate ruler located at base
Exquisite and useful protractor: The angle protractor with smooth surface can move easily on paper; Common size protractor can be applied in school and home
Plastic Protractor for Angle Measurement 180 Degree Protractor 4 Inches Clear 10 Pack - B07BJ5NX4F