12

https://w3id.org/jp-textbook/AC100000000669/Time003

Details

Duration(transferred): 12
Duration: 12
Compiling Prospectus: 高等学校年数学A(実教)2021年検定教科書編修趣意書
Duration type: Standard
Listing order: 3
Type: http://schema.org/Duration

Referred resources

Referred to as 'Duration' from:: ２章　図形の性質：1節　三角形の性質