Jawabanmu

2014-04-02T05:59:13+07:00
Sisi sama kaki = x+5
sisi lainnya = x

keliling > 50
2(x+5) + x > 50
2x + 10 + x > 50
3x > 50 -10
3x > 40
x > 40/3
x > 13,3

sisi sama kaki masing" = x + 5 = 13,3 + 5 = 18,3m
sisi lainnya = x = 13,3m