Предмет: Математика, автор: parahnenkotimyr

Об'єм прямокутного пералелепіпеда 120дм3.Його виміри-5дм і 6дм.Знайди суму довжин усіх ребер цього паралелепіпеда

Ответы

Автор ответа: ndkeo
0
120дм^3=5дм*6дм*h
h=120дм^3/30дм^3=4дм
S=4*(a+b+h)=4*(5дм+6дм+4дм)=60 дм
В: 60 дм
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