Question

The floor of rectangular hall has a perimeter 110m.if the cost of painting the four wall at the rate of rs.10 per m sq is 13200,find the height of the hall

Answer 1

perimeter of rectangular hall=110m

2(l+b)=110

cost of painting 1m-2 =10

total cost=13200

area of the 4walls=total cost/cost of painting 1 m-2

2h(l+b)=13200/10

110*h=1320

h=12m

if itzz right then plzz mark it as brainliest.......

Answer 2

Answer:

Step-by-step explanation:

perimeter of rectangular hall=110m

2(l+b)=110

cost of painting 1m-2 =10

total cost=13200

area of the 4walls=total cost/cost of painting 1 m-2

2h(l+b)=13200/10

110*h=1320

h=12m

if it is right then please mark it as brainliest....