Answer all questions with explanation

To make a determination of the area of a square area, measure X, the length of one side and calculate X ^ 2. At the measurement, the length was measured 3.3m. The variance of the measurement's random error is considered to be 0.25 m ^ 2. Use Gauss' approximation formulas to estimate

A) area

B) standard deviation for the area

Answer with two decimals.