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 Class 7 Mathematics Length, Perimeter and Area: Surface Area

A rectangular wall measures 8m by 3m. There are two doors each measuring 2m by 1.5m and four windows each measuring 2m by 1m. One side of the wall, except windows and door, is to be painted. What is the area of the wall will be painted?
A. 10#m^2#
B. 19#m^2#
C. 24#m^2#
D. 14#m^2#

 (6m 22s)
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