A slice is made perpendicular to the base of a right rectangular prism, as shown.

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

168, 280, 140, 20, and 240 are the options given

A slice is made perpendicular to the base of a right rectangular prism as shown What is the area of the resulting twodimensional crosssection 168 280 140 20 and class=