Răspuns :
8 cm = 0,008 dam
V = Ab × h
= π×r²×h
= π×0,000064dam²×1,2dam
= 0,0000768π dam³
= 0,000241152 dam³
Răspuns:
1,2 dam=1200cm(h); r=8cm
V=3,14×r^2×h
V=3,14×8^2×1200
=241152cm
sau 8 cm=0,008 dam(h)
V=3,14×0,008^2×1,2=3,14×0,000064×1,2=0,0000241152