On monday erin measured 3/4 inches of snowfall. it snowed some more at the end of the day. now there are 3 1/4 inches of snow. how many are inches of snow fell?
on tuesday it snowed an additional 2 2/4 inches. how many total inches of snow fell on monday and tuesday?

Anna is constructing a line segment that is congruent to another segment ab. for the construction, which tool should be used to mesure segment ab

Are the corresponding angles congruent? explain why or why not.

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.