" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
280-(55x2)= 280-110
=170
=170:2
=85
Jadi panjang meja adalah 85
1/2 keliling = 140
1/2 k = p + l
l = 55 cm
p = 140 - 55 = 85 cm