Question

A 180 cm long wire is formed into a rectangle.if the width of this rectangle is 30 cm what is its length

Answer 1

Step-by-step explanation:

perimeter of rectangle is equal to 2(l+b)

180=2(l+30)

180/2=l+30

90-30=l

30cm=l

Answer 2

Length of Rectangle = 60 cm if 180 cm long wire is formed into a rectangle and  width of this rectangle is 30 cm

Step-by-step explanation:

A 180 cm long wire is formed into a rectangle

=> Perimeter of Rectangle = 180 cm

Perimeter of Rectangle = 2 ( Length + Width)

Width of Rectangle = 30 cm

Length of Rectangle = L cm

=> 2 ( L  + 30)  = 180

=> L + 30 = 90

=> L = 60

Length of Rectangle = 60 cm

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