Question

Aflati perimetrul dreptunghiului ABCD daca:

a) AB=15 cm si BC=6 cm;
b) AD=5 cm si CD=23 cm;
c) BC=8,5 cm si CD=19,5 cm;
d) AB=16,7 cm si AD=9,5 cm.

VA ROGG MULTTT :))

Answer 1

15*2+6*2=30+12=42
5*2+23*2=10+46=56
8,5*2+19,5*2=17+39=56
16,7*2+9,5*2=33,4+19=52,4