Joel is mailing a large envelope to his cousin. The envelope has pictures inside, so he doesn't want to bend it.

The trigonometric ratios sine and secant are reciprocals of each other

Abcd is a square. what is the measure of angle bac

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score