Question

area of 4 wall of room is 144 cm sq and height is 4cm then find the perimeter is​

Answer 1

2h(l+b)=144

8(L+B)=144

L+B=18

Perimeter= 2(L+B)

= 2×18

=36 cm

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Answer 2

Answer:

Step-by-step explanation:

Area pf 4 walls = 144 cm sq

2(l+b)*h =144

2(l+b)*4= 144

2(l+b)=144/4

2(l+b)=36 cm

so its perimeter is 36cm

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