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
\(A=1*2=2\ cm^{2}\)
