An investment that you bought and sold for ___ made a profit A.400, 500

B.500,300

C.500, 400

D.400, 300​

Which statements about these triangles is true

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

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.