Question

A rectangular field is 64 m X 25 m. Shawn wants to fence a square field that has the same area as the rectangular field. How long are the sides of the square field? Please explain the thinking behind your solution strategy.
The area of the original field = 1600 m^2

so you want a square that has an area of 1600
let each side be x m
x^2 = 1600
x = 40
Area of rect.

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