the length,b breadth and height of a room are 12m,10m,and 9m respectively. Find the area of our walls of room?
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Answered by
3
Area=l*b*h
=12*10*9
=1080m cube
=12*10*9
=1080m cube
Answered by
29
length = 12m. breadth = 10m. height = 9m.
Area of four walls = 2( lh + bh)
= 2(12×9 + 10×9)
= 2 × ( 108+90)
= 2×198
= 396 sq.m.
Area of four walls = 2( lh + bh)
= 2(12×9 + 10×9)
= 2 × ( 108+90)
= 2×198
= 396 sq.m.
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