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Задача о периметре

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Statistics
23 secs
Average solve time
26.3%
5/ 19
Success answers / total
0
Training points
Custom
Type task
300 secs
Task time
∞
Count of unique tasks
Details
Subject:Arithmetic
Teaches: Использование формулы периметра
Required skills:
Что такое периметр
Что такое прямоугольник
Сложение чисел до 100
Вычитание чисел до 100
Language: ru
Author
An Na
Statistics
23 secs
Average solve time
26.3%
5/ 19
Success answers / total
0
Training points