Arkansas has the shape that is similar to a trapezoid with bases of about 182 miles and 267 miles and a height of about 254 miles. estimate the area of the state

In a quadratic function of the form ax^2+bx+c, which of the following is not true? a. the y-intercept is c. b. if a is positive, the parabola opens up. c. the vertex has an x-coordinate of -b/2a. d. the axis of symmetry is the line y=-b/2a.