50 POINTS ANSWER QUICK!!

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

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

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50 POINTS ANSWER QUICK A slice is made perpendicular to the base of a right rectangular pyramid as shown What is the area of the resulting twodimensional cross class=

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42 cm is your answer 
22 x 10 is 220. So the two-dimensioal cross section would be an area of 220.