When Serenity commutes to work, the amount of time it takes her to arrive is normally distributed with a mean of 39 minutes and a standard deviation of 5 minutes. Using the empirical rule, determine the interval that represents the middle 99.7% of her commute times.

Afarm is to be built in the shape of quadrilateral abcd, as shown below. all four sides are equal. a rhombus abcd is shown with diagonal ac equal to 15.5 feet and diagonal bd equal to 13.2 feet. what is the area of the farm? pleas only pick from the 4 below 62 square feet 52.8 square feet 57.4 square feet 102.3 square feet