(^2- kwadratowe
^3 - sześcienne)
V= ?
Pc= 486 dm ^2
Pc= 6*a ^2
486= 6* a^2 /6
a^2= 81
a= pierwiastek z 81
a= 9 dm :)
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(^2- kwadratowe
^3 - sześcienne)
V= ?
Pc= 486 dm ^2
Pc= 6*a ^2
486= 6* a^2 /6
a^2= 81
a= pierwiastek z 81
a= 9 dm :)