Jennifer is buying cupcakes for a party. 12 cupcakes is $8.40. What is the unit rate for
each cupcake?
I reall need help I I have no idea about unit rates

If a is a nonzero real number then the reciprocal of a is

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.

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?