tolong KK dan adik yang pintar tolong kerjain tugas kk ya itu pertanyaan nya sama contoh nya yah
1.K=4 × S
=4 × 4
=8 cm
L=S × S
=4 × 4
=8 cm²
2.K=(P + L) × 2
=(3 + 5) × 2
=16 cm
L=P × L
=3 × 5
=15 cm²
3.K=S + S + S
=8 + 6 + 10
=24 cm
L=½ × A × T
=½ × 10 × 14
=70 cm²
4.K=S + S + S
=5 + 3 + 4
=12 cm
L=½ × A × T
=½ × 5 × 7
=17,5 cm²
5.K=4 × S
=4 × 3
=12 cm
L=S × S
=3 × 3
=9 cm²
6.K=(P + L) × 2
=(8 + 2) × 2
=20 cm
L=P × L
=8 × 2
=16 cm²
7.K=(P + L) × 2
=(10 + 2) × 2
=24 cm
L=P × L
=10 × 2
=20 cm²
8.K=S + S + S
=15 + 12 + 4
=31 cm
L=½ × A × T
=½ × 48 × 15
=360 cm²
9.K=4 × S
=4 × 9
=36 cm
L=S × S
=9 × 9
=81 cm²
