The circumference of a circle is 16pie ft. The radius is ft.

Add the fractions and simplify 1/2+ 1/3

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?