Răspunsuri

2014-05-16T19:25:36+03:00
6dm=60cm
ap= l√3/2=  10

l=10*2/√3
l=20/√3  rationalizam
l=20√3/3

V=Ab*h
Ab=P *ap/2= 20√3/3 * 6  * 20√3/3  totul supra 2
Ab=800*3/3  supra 2
Ab=800/2=400

V=400*60=24 000cm³