Find the area of a triangle with a base of 25 inches and a hieght of 30 inches

Points a, b, and c form a triangle. complete the statements to prove that the sum of the interior angles of triangle abc is 180

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?

Combine like terms to make a simpler expression 3z+z