Question

P : l = 7 : 6..,luas = 168 cm2 keliling =...

Answer 1

dik:p:l=7:6
     luas=168
dit:keliling
jawaban:
p=168:7=24
l=168:6=28

keliling:
(2*p)+(2*l)=(2*24)+(2*28)
               =48+56
               =104