tolong jawab no 9 ,10 mau dikumpulin hari ini

9) L1 = s²
= 14 × 14
= 196 cm²
L2 = ½ × π × r²
= ½ × 22/7 × 7 × 7
= 77 cm²
Lttl = L1 + L2
= 196 + 77
= 273 cm²

10) 45 dm³ + 2 L
= 45 L + 2 L
= 47 L