Jawabanmu

2014-09-09T19:37:30+07:00
Jawabanya
no 9.d
no 10.d
caranya ?????
1.
9 – 2 = 45x-6x= 39x
3x 5x 15 x2 15x2

2.

Panjang sisi= (2.2+3)
= 4+3=7cm

keliling = 7cm x 4= 28cm
gabung aja di https://www.facebook.com/groups/259659010910965/