tolong di jawab ya pliss,besok harus di kumpulin :)

rumus balok= panjang × lebar × tinggi
1. volume = 23 cm × 13 cm × 10 cm
=2.990 cm³

2. volume = 30 cm × 15 cm × 12 cm
= 5.400 cm³

3. volume = 45 cm × 20 cm × 15 cm
= 13.500 cm³

4. volume = 75 cm × 30 cm × 25 cm
= 55.250 cm³

5. volume = 125 cm × 80 cm × 55 cm
= 550.000 cm³