a.P=2xl+2xL
P=2x4+2x6
P=8+12
P=20 dm=200 cm
b.At=Al+2Abaza
Al=Pb*h
Pb=2(L+l)
2(6+4)
2*10
=20 cm2
Al=Pb*h
Pb=2(L+l)
2(6+4)
2*10=20 cm
Al=20*8=160 dm2
Abaza=L*l
Abaza=6*4=24 dm2
At=160+2x24=208 dm2
c.AC=2radical din 13 dm
PQ-linie mijlocie in triunghiul AB'C=>PQ=AC/2=radical din 13 dm