Brian is standing on a platform that is 4 feet above the surface of a pool. He jumps into the pool and reaches a depth of 7 feet below the surface. Write an inequality that compares Brian's distance above and below the surface of the pool.

Evaluate the following expression 1/3^2

Astore has clearance items that have been marked down by 60%. they are having a sale, advertising an additional 55% off clearance items. what percent of the original price do you end up paying?

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.