Предмет: Геометрия, автор: matvejkysov1

помоги с учи .ру , геометрия

Приложения:

Ответы

Автор ответа: Mishel02

0

Ответ:

S=½h(a+b)

S=15:2(18+31)=367,5 см2

S(MNKQ)=15:2(18+21)=292,5 см2

Объяснение:

Все ищем по формуле, умножаем и готово

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