Which of the following is not a condition that must be met before you can use the quadratic formula to find the solutions of an equation

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane

Write the pair of fractions as a pair of fractions with a common denominator

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.