Question

The right rectangular prism will be sliced perpendicular to its base along the dashed line.
Select from the drop-down menus to correctly describe the cross section formed by the slice.

The cross section is a__________
with an area of_38_48_72_96____cm².( i only need help with the second one!!!!)

Answer 1

a] From the diagram given, the gray shape that has been formed by dashed line is rectangular in shape, thus:
The cross section is a rectangle.

b] The area of the cross section will be given by:
A=length*width
length=8 cm
width=6 cm
hence
A=8×6
A=48 cm²