Intermediate Algebra

The area of the triangular athelic field is represented by an expression 81y^2-16z^2 square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense of length times width)of the athelic field; include correct units.

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  1. 81y^2-16z^2 = (9y+4z)(9y-4z) Sq. meters.

    Length = 9y+4z.
    Width = 9y-4z.

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