Question

Nomor 1,2,3 pake cara

Answer 1

No 1 . fpbnya adalah 2
no 2. kpknya adalah 60
no 3. 17

Answer 2

1). 26 | 13 | FPB = 2
16 | 8 |
2
2). 10 | 5 | - | - | 1 | KPK = 2×2×3×5 = 60
12 | 6 | 3 | 1 | - |
2 2 3 5
3). keliling = a+b+c = 4+5+6 = 15 cm
luas = a×t : 2
5×4 : 2 = 20 : 2 = 10 cm2