Предмет: Геометрия, автор: papa238

помогите жпжпжпжппдпдд

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Автор ответа: Neponyatki

0

Ответ:

S=mh

m=(a+A) /2

h=a=3

S=6*3=18

Объяснение:

A-большее основание

a-меньшее основание

m-средняя линия

h-высота

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