if the area of four walls of a room is 450 sq m and the perimeter of its base is 90m.Find the height of the room? Share with your friends Share 6 Shruti Tyagi answered this Dear Student, Area of 4 walls= 2×hl+b ⇒450=2×hl+b ⇒225=hl+bperimeter of base = 2l+b=90⇒l+b=45⇒areaperimeter=hl+bl+b=h=22545=5m Regards 2 View Full Answer Yashas answered this 90cm 1 Yashas answered this Sorry it's 90 m 1