Question

fie VABC o piramida triunghiulara regulata cu varful V ,care are muchiA laterala de 4√2 si apotema de 2√5 aflati a)Al b) At repedee coroana

Answer 1

VC la patrat = VMla patrat + Mc la patrat 32 = 20+Mc la patrat MC=2√3 Bc = 4√3 AL= Pb* apotema / 2 Al= 36 cm2 At= Al +Ab Ab =12√3cm 2 At= 12(3+√3) cm2