Question

Ajutorrr repedee va rog frumos
Dau coroana ​

Answer 1

a) S=4•5+4•5+4•6=20+20+24=64 cm;

b) Al=Pb•h=5•4•6=20•6=120 cm²;

c) At=Al+2Ab=120+2•5²=120+2•25=120+50=170 cm²;