Question

A slice is made parallel to the base of a right rectangular pyramid, as shown.

Answer 1

Answer:

$2\ cm^{2}$

Step-by-step explanation:

we know that

The area of the resulting two-dimensional cross-section is the area of a rectangle

The area of a rectangle is equal to

$A=bh$

we have

$b=1\ cm$

$h=2\ cm$

substitute

$A=1*2=2\ cm^{2}$