Q:

A slice is made parallel to the base of a right rectangular pyramid, as shown. What is the area of the resulting two-dimensional cross-section? Enter your answer in the box. cm² Rectangular pyramid intersected horizontally by a rectangle. The front edge of the base of the pyramid is labeled 2 centimeters, and the right edge is labeled 4 centimeters. The height of the pyramid is labeled 8 centimeters. The part of the larger rectangle that intersects the pyramid is a smaller gray rectangle. The front side of the smaller rectangle is labeled 1 centimeter, and the right side is labeled 2 centimeters.

Accepted Solution

A:
Answer: The area of the cross section is 2 cm^2.

If I am understanding your problem correctly, we are just looking for the area of the grey rectangle, which is the cross section.

The length and width of this gray rectangle are already given to us. The are 1 and 2. Just multiply them to get the area.
1 x 2 = 2 cm^2