Answer:
3 m²
Explanation:
area of each trap = L × B = 15 cm × 10 cm = 0.15 m × 0.1 m = 0.015 m²
total area occupy by trap = number of traps × each area = 1000 × 0.015 m² = 15 m²
area of the room = 5 m × 3.6 m = 18 m²
amount of room remaining for Jerry to walk = 18 m² - 15 m² = 3 m²
