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width of the room is7.garden.The area of the 4 walls of a room is 540 sq m. If the length and width of the12 m respectively, find the height of the room.in 2575 sm If a girl runs around the most |
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Answer» The correct ans in 270 sq m. 270 is the correct answer area of 4 wall=2h(l+b)2h(l+b)=5402h(15+12)=540h=10m is the right answer we know that lateral surface area of is 2(l+b) h and its equal to 540.put the values 2(15+12) h. According to the question, 2(27) h=54054h=540h=(540/54) mh=10m 10 m is hight of room 10 m is the best answer 10 m is the correct answer. |
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