Hi,



Note:  Area is in cm^2

The area of rectangle lies between 40cm^2 and 45cm^2. (If one of the sides is 5 cm)

Using the Pythagorean Theorem

A = 40cm^2 (8cmx5cm) ⇒  diagonal = 

A = 45cm^2 (9cmx5cm)  ⇒  diagonal = 

Wish You the Best in your Studies.

 

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