Предмет: Математика, автор: abakumovakira8

Довжина прямокутника 117 см, що становить 9/17 його ширини.
Обчисліть периметр і площу прямокутника

Ответы

Автор ответа: mostwonderkid
1

Ответ:

периметр трикутника 676 см

площа трикутника

25857 см²

Пошаговое объяснение:

ширина

117*17/9=221 см

периметр

(117+221)*2=676 см

площа

221*117=25857 см²

Автор ответа: vikaafmobNika
1

Відповідь:

1) 117 : 9×17= 221 см - ширина;

2) Р = 2× (117 + 221)= 676 см;

3) S= 117 × 221 =25 857 см^

Покрокове пояснення:c

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