What is the value of 3-(-2)

Find the slope of the line y =8/9x + 1.

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

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?