Estelle is raking leaves in the yard. after 1 hour, she has 2 bags of leaves. after 3 hours, she has 6 bags of leaves. which graph represents estelle leaf raking process?

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?