amanybrinobro amanybrinobro
  • 30-03-2017
  • Mathematics
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Calculate the total wall surface area of the room that must be painted if the length is 4m and the breadth as 3.5m and the height as 3m

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MohammadHaisam
MohammadHaisam MohammadHaisam
  • 30-03-2017
use formula 2L+2B+2H=T.S.A =2(4)+2(3.5)+2(3)..8+7+6=21metre swuare is the totall surface area
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