Help ILL GIVE TONS OF POINTS NO LINK OR I REPORT find the area of the shape shown below ​

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.