Answer:
The area of a trapezoid can be calculated as:
Area = (1/2) × (sum of bases) × (height)
In this case, the sum of the bases is 4m + 3m = 7m, and the height is 4m. Therefore:
Area = (1/2) × 7m × 4m = 14m²
So the area of the trapezoid is 14 m². The answer is O 14 m².