4.715 Просмотры
Shows how Jim and Bob use protractor and ruler to study such figures as rectangles, triangles and circles, and such principles as congruence, similarity and symmetry, in constructing a model porch.
Выпуск: Jan 01, 1948
Время выполнения: 10 минут
Язык:
Студия: Coronet Instructional Films
Страна: United States of America
В ролях:
Экипаж: