Math, asked by Jamespaul5536, 2 months ago

The wall and ceiling of a room to be plastered. The length, breath and height are 4.5cm, 3 cm and 4 cm respectively. Find the cost of plastering the wall and ceiling at the rate of Rs.8 per sq.m.

Answers

Answered by getknowledgeart
1

Answer:

area of room =2(lb+bh+hl)

  • =2(4.5*3+3*4+4*4.5)
  • =2(13.5+12+18)
  • =2(43.5)
  • =87.0cm^2

at the rate of 8 RS =87*8

  • =696 RS

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