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area of full wall = 21msquare
area of window and gate is 1.8m and 2.6 m
area to be painted = 21-4.4= 15.6 m square
area of window and gate is 1.8m and 2.6 m
area to be painted = 21-4.4= 15.6 m square
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Answer:
Step-by-step explanation:f you watch closely,the figure is made of 5 squares of side y.
So,area of one square=180/5
y²=36cm²
y=√36
y=6 cm
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