Предмет: Геометрия, автор: ZEUS102

ОЧЕНЬ СРОЧНО ДАЮ 100 БАЛОВ НУЖНО СДЕЛАТЬ 67 И 69. 68 НЕ НАДО!!!!!!

Приложения:

Ответы

Автор ответа: Sofiiaka

Ответ:

67. 6+11=17 см, 17:2=8,5 см

69.

Нехай менша основа х см, тодi бiльша основа

x+6 CM.

(x+x+6)/2=19

2x+6=38

2x=32

х=16

Менша основа 16 см, бiльша 16+6=22 см.

Объяснение:

........

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