Предмет: Математика, автор: А3Л6Ё0на

Площадь квадрата 2 500см2 . Найди площадь прямоугольника, длина которого равна стороне квадрата, а ширина на 8 см меньше стороны квадрата. Вырази площадь прямоугольника в более крупных единицах.
решите пожалуйста

Ответы

Автор ответа: piksaeva85znayka
0
√2500=50 см сторона квадрата
длина прямоуг. =50 см
ширина прям. =50-8=42 см
50×42=2100 см² или 21 дм² площадь прямоугольника
Автор ответа: А3Л6Ё0на
0
можно сделать как для 4 класса . без этой галочки
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