A right 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.