Aright rectangular pyramid is sliced parallel to the base, as shown.

what is the area of the resulting two-dimensional cross-section?

2 m²

3 m²

9 m²

12 m²
rectangular pyramid intersected horizontally by a rectangle. the base of the pyramid measures 3 meters by 6 meters, and the height is 9 meters. the part of the rectangle that intersects the pyramid is a gray rectangle. the smaller rectangle measures 1 meter by 2 meters.