Предмет: Геометрия, автор: mrfydzhin

Помогите с трапецией

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Ответы

Автор ответа: Аноним

Ответ:

АВ=7√37см

Объяснение:

Проведём ВМ

ВМ=6*7=42 см

АМ=1*7=7 см.

∆АВМ- прямоугольный треугольник

По теореме Пифагора

АВ=√(АМ²+ВМ²)=√(7²+42²)=√(49+1764)=

=√1813=√(7*7*37)=7√37см

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