Предмет: Математика, автор: pelenicins0106

Периметр рівнобедреного трикутника дорівнює 12,7 см, а бічна сторона 3,7. Знайди довжину основи?

Ответы

Автор ответа: kotdasa57

Ответ:

5,3 см.

Пошаговое объяснение:

2*3,7+x=12,7;

7,4+x=12,7;

x=5,3.

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