Find the area of four walls of room (Assume that there are no door and window )if its length is 12m. Breadth is10m. and height is 7.5m.
Answers
Answered by
13
Length = 12 m
Width = 10 m
Height = 7.5 m
Area of four walls = 2(L+B) * H
= 2(12+10) * 7.5
= 15 * 22
= 330 cm^2
Width = 10 m
Height = 7.5 m
Area of four walls = 2(L+B) * H
= 2(12+10) * 7.5
= 15 * 22
= 330 cm^2
Answered by
5
area of four wall=2 (lh+bh)
2 (12×7.5)+(10×7.5)
2 (90+75)
2×165
330 sq.m.
2 (12×7.5)+(10×7.5)
2 (90+75)
2×165
330 sq.m.
Similar questions