Write an algebraic expression to represent the perimeter of the triangle shown below. Simplify your answer.

14.4 x
14.4 x
20.4 x

100 points, hi, i’m not sure how to get the equation from the graph and table.

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?

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?