Odpowiedź :
zad.1
4(boki) x 6 1/2 = 26m
zad.2
2 x 10 1/2 + 2x 5 3/4 = 21+ 11,5= 32,5m
4(boki) x 6 1/2 = 26m
zad.2
2 x 10 1/2 + 2x 5 3/4 = 21+ 11,5= 32,5m
10 i 1/2 + 10 i 1/2= 21
5 3/4 + 5 3/4=11 2/4=11 1/2
21+11 1/2=32 1/2 m
5 3/4 + 5 3/4=11 2/4=11 1/2
21+11 1/2=32 1/2 m