If a room is x meters long, y meters broad and z meters high.
If a room is x meters long, y meters broad and z meters high. Then find how many square meters of carpet will be required for the floor and how many square meters of paper for the walls ?
A) xy and 2xy + 2yz
B) xy and 2xz + 2yz
C) xy and 2xy
D) xy and 2xy + 2xz
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