the floor of rectangular hall has a perimeter 250m if the cost of painting the four was @ rupees 10 per metre square is 15000 find the height of the hall?
Answers
Answered by
16
Hope this answer helps you
Mark my answer as brainliest
Mark my answer as brainliest
Attachments:
Anonymous:
nice handwriting
nice writing
Answered by
5
perimeter=2(l+b)=250
cost of painting for four=15000
area of wall=2lh+2bh=2h(l+b)
l+b=1500/h
put this in equation of perimeter
125=1500h
h=12
cost of painting for four=15000
area of wall=2lh+2bh=2h(l+b)
l+b=1500/h
put this in equation of perimeter
125=1500h
h=12
Similar questions