In order to check if the corner of a window is truly a right angle, a carpenter measures 6 and 8 inches along the windowpane on either side of the corner. Then he measures the distance from the ends of the first two measurements. He finds that
length to be 10.5 inches. What conclusions can the carpenter make about that corner? (Select all that apply.)

What is the solution to the equation below? 3/x-2+6=square root x-2 +8

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

Which strategy is used by public health to reduce the incidence of food poisoning?