18. Gerry is three years older than Terry. In six years the sum of their ages will be 99.
How old are they now?

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Describe the relationship between the angles of similar triangles and the sides of similar triangles

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.

During a wright loss challenge your friend goes from 125 pounds to 100 pounds. what was the percent weight loss