A trader bought 55 articles. Some of them cost 250 naira and d rest at 500 naira each The total cost of the article is 7500 naira How many of each type were bought?​

When only separate discreet points are graphed it is called?

Me, the vertices of quadrilateral coat are c(2,0), o(7,0), a(7,2) and t(2,2). prove that coat is a rectangle.

The clayton family’s pool has vertices at the coordinates (0, 2), (0, 5), (2, 5), (2, 6), (5, 6), (5, 1), (2, 1), and (2, 2). if each grid square has an area of 9 square feet, what is the area of the pool?