1. Diagonala = l√3 = 4√6
l= 4√2
A= l×l = 4√2×4√2=32 cm patrati
2. [tex] \sqrt{L ^{2} } +l ^{2} +h ^{2} [/tex]
9+16+25 (totul sub radical) = 50 (sub radical) = 5[tex] \sqrt{} [/tex] 5 radical din 2
At= 2 Ab + Al
Lxlx2 + Pbxh
24+70
94 cm patrati
3.V = Ab x h
18/4 x 6
27 cm cubi