the measure of a wall of a room is 4.5 cm×3.6 cm and a part of measure 2m×1m of it (wall) is kept blank for a door. Find the exact area of the wall to colour it.
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No area will be left as wall is in cm and door is in meter
If wall is also in meters then area is 3.6*4.5-2=16.2-2=14.2m
If wall is also in meters then area is 3.6*4.5-2=16.2-2=14.2m
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