Jawabanmu

2014-06-02T21:11:02+07:00
Seluruh rusuknya :

4(p+l+t)
4(23,5+20,5+12,3)
4(57,3)
229,2

semoga membantu:D
2014-06-02T21:11:54+07:00
23,4x4 =93,6
20,5x5 =102,5
12,5x3 =37,5
total =233,6 cm