Zhe zhi di ji he
By: wen Qiao Feilipusi ; tu Wu-li'ou Maisiteluo ; yi Han sheng za zhi.
Contributors: Maestro, Giulio, ill.
Edition: Chu ban
Series: Han sheng jing xuan shi jie er tong shu xue cong shu -- 6
Publisher: Ying wen han sheng chu ban yu xian gong si
Published: 1988
Place of publication: Taibei Shi
Language: chi
Number of pages: 34
Subjects: Mathematics.; Angles (Geometry); Rectangles.; Geometry.
Other titles: Zhe zhi di ji he
Work titles: Right angles.
Description: Introduces the principles of right angles through paper folding techniques which allow the reader to construct a rectangle and a square.
Notes: Translation of: Right angles

Text accompanied with zhu yin fu hao.