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A school auditorium is 50m long and 30 m wide. this auditorium is surronded by a verandah 5 m wide on the outside of it. find the area of the verandahd?.

If tiles of 50 cm * 50 cm are fixed on the verandah, how many tiles will be require


dimensions of room:-

width of verandah
Required area= total area - room area=(l+2w)(b+2w)-lb=900.3600 tiles for 900 square metres.
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