Astainless steel patio heater is a square pyramid. the length of one side of the base is 22.2 in. the slant height of the pyramid is 90.1 in. what is the height of the pyramid?

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