Leonardo writes 50 poems. He wants to include 6 poems in each of the 9 sections of a book of poetry. Based on his work, he concludes that he must write 2 more poems, because 2 more thirds will make 9. Is his reasoning correct? Expain

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

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.

Which of the following parabolas opens up?