Question

Va dau coroana si puncte daca imi spuneti la a,b si c.Va rog am foarte mare nevoie​

Answer 1

Răspuns:

Explicație pas cu pas:

P = 80 m

a)

l ____

L ____ ____ ____

P = 2 x l + 2 x L = 8 segmente = 80 m

1 segment = 80 : 8 = 10 m

l = 10 m

L = 3 x 10 = 30 m

b)

l ____

L ____ ____ ____ ____

P = 10 segmente = 80 m

1 segment = 80 : 10 = 8 m

l = 8 m

L = 8 x 4 = 32 m

c)

l ____

L ____ ____ ____ ____ ____ ____ ____

P = 16 segmente = 80 m

1 segment = 80 : 16 = 5 m

l = 5 m

L = 7 x 5 = 35 m