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Compass-Protractor / Stationery

Compass-Protractor
Compass-Protractor

"Compass-Protractor" puts the compass and the protractor together skillfully. It can help us to finish a perfect circle as well as to measure a given angle. With a Compass-Protractor we can also draw arcs with given angle and measure arc central angle.
Angle, arc length and circle are closely linked in geometry. With the functions of the "Compass-Protractor", students can discover this law and acquire knowledge efficiently. Besides, Compass-Protractor is easy to carry. As it puts two stationery together, it reduces the possibility of losing.

University

Department of Industrial Design

Department of Industrial Design
Zhejiang University
Hangzhou, Zhejiang Province, China

Design

Department of Industrial Design

Department of Industrial Design
Zhejiang University
Hangzhou, Zhejiang Province, China

Yang Chen Tian-yue Wang Lu-lu Tao