The length of the piece should be 17.716 inches.
The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.
Given:
length = 45 m
one inch = 2.54 cm
So, length of strip would be
=45/2.54
=17.716
Hence, the length of the piece should be 17.716 inches.
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