The sum of the interior angles of an n-gon is_
_(n - 2).
360°
180°
270°
540°

The product of two negative rational numbers is always zero sometimes zero never zero

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%

Finding tbe values of the variables in each kite