The expression is .

The perfect square less than 0.725 is 0.

The perfect square greater than 0.725 is 1.

The compound inequality is .

              (Identify perfect squares closest to 0.725)

    (Take positive square root of each side)

(Write 0 as and 1 as )

              (Cancel squares and roots)

1 is closer to 0.725 than to 0, so the nearest integer, .

The square root to the nearest integer is 1.