What is the square feet area of 48Mtrs x 24metrs

1 foot = 0.3048 m (exactly)

so 1 m² = (1/0.3048)² ft².

Area of rectangle
= 48 m × 24 m
= 1152 m²
= 1152/0.3048² ft²
= 12400.0 ft² (approximately)