The area of four walls of the room is 22m2 . if the breath and hight of the room are 19m & 5m respectively. find the leangth .
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Answer:
l= 16.8
Step-by-step explanation:
lateral surface area= 22m2
b = 19m h= 5m
LSA=2(bh+lh)=2(l+b)h
=22=2(l+19)5
=l+19=22/10=11/5
l=19-11/5=16.8
hope it is useful
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