Предмет: Математика, автор: 10134

помогите пожалуйста сделать номер 6 а) и б)

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Ответы

Автор ответа: AliceCreative

а) 6×6=36
3×6=18
18÷2=9
36+9=45кв.м.
б)5×5=25
2×5=10
10÷2=5
25+5=30кв.м.

Автор ответа: lika257

площадь трапеции S=½*(a+b)*h
a)S= ½*(6+9)*6=51
б)S=½*(5+7)*5=30

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