Math, asked by kamlapatmishra, 1 year ago

the perimeter of the floor of a room is 46m. and its hieghtis 3.5 m. find area of wall of a room

Answers

Answered by abhi569
2
Perimeter =2(l+b) -------1equation

46=2(l+b) --------1equation

Area of four walls =
=2(l+b) *h. -----2equation

Put the value of 2(l+b) in 2equation

Area of four walls =46*3.5

Area of four wall =161m²

abhi569: What happened
abhi569: Is it correct
Answered by payal961
3
heya!! mate♥♥


your answer is - - - -


perimeter of rectangle=2 (l+b)

height=3.5m

area of 4 walls= 2(l+b) h
46×3.5=161 sq. m
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