Answers

2015-12-04T19:09:35+05:30
Area of walls along the length --- 12 x 7.5 x 2 = 180
area of walls along the breadth-- 10 x 7.5 x 2 = 150
Total area-- 180+150= 330 m^2
1 5 1
hello it would become volume.
????
its right !! x 2 because two walls are there of same area
total 4 walls
2015-12-04T20:06:25+05:30
Area of 4 walls of a room = 2h(l+b)
= 2×7.5(12+10)
= 15×22
= 330 m²
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