People with z-scores of 2.25 or above on a certain aptitude test are sometimes classified as geniuses. if aptitude test scores have a mean of 100 and a standard deviation of 12 points, what is the minimum aptitude test score needed to be considered a genius

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.