Предмет: Геометрия, автор: tanialisaaa

Найти площадь трапеции,зная длины диагоналей d1=10,d2=8 и длина высоты h=5

Ответы

Автор ответа: elens12

0

Площадь трапеции равна произведению полусуммы ее оснований (a, b) на высоту (h): S=(10+8)/2*5=45 см2

Автор ответа: tanialisaaa

0

Почему диагональ ровна основанию трапеции?

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