Предмет: Геометрия, автор: Аноним

Діаметр більшого з концентричних кіл ділиться меншим колом на три частини, що дорівнюють 7 см, 16 см і 7 см. Знайдіть радіуси кіл.

Ответы

Автор ответа: Elizavetadebilovna

0

Ответ: D²=9 +12+9=30сm

D²=12cm

R¹=30:2=15cm

R²=12:2=6

Объяснение:

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