" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
42 = x+2x+3x
42 = 6x
x = 42/6
x = 7
AB = 7 cm
BC = 2.7 cm = 14 cm
AC = 3.7 cm= 21 cm
keliling = sisi AB + sisi BC + sisi AC
42 = x + 2x +3x
42 = 6x
7 = x
jadi sisi AB = x
= 7
sisi BC = 2x
=2.7 = 14
sisi AC = 3x
=3.7 = 21