The formula for the area of a square is a^2 where a is the side. We are trying to find the side legnth or a when we know the area. We can use the formula to get a^2=112. Taking the square roots of 112 and rounding it, we get 10.6.
answer: the denominator of the improper fraction is the sum of the numerator and the product of denominator and the whole number of the mixed fraction.