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Am nevoie urgent !!!!!!va rog dau coroana !!!!

Am Nevoie Urgent Va Rog Dau Coroana class=

Răspuns :

Răspuns:

4.se face ∆AOB≈∆DOC{ABllDC;=>

AB/DC=AO/OC

6/10=3/5=AO/OC

AO+OC=8;3+5=8=>AO=3cm

6.V=lLh

diagonala bazei

=√100-64=√36=6cm

l=√36-27=√9=3cm

V=3×3√3×8=72√3cm³