A characteristic of the line that passes through the points (6, 10) and (12, 7

Write a story that matches with the expression 42x-5 pls hurry

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?

Find the area of the regular hexagon if a side is 20 cm.