Math, asked by srideviodela1984, 1 month ago

I want this answer fast​

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Answered by crewmate07
0

Answer:

120 cm

Step-by-step explanation:

Perimeter of a rectangle = 2(l + b)

                                         = 2(40cm + 20cm)

                                         =  2(60cm)

                                         = 120 cm.

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