Multiple choice In the figure, given coordinates of point A is (3,4) in the rectangular coordinates. Let point P is a dynamic point on the positive x axis such that \triangle AOP is an isosceles triangle. How many such triangle could be formed?

Multiple choice Which of the following is the equation of a line that makes a 45-degree angle with the x-axis and has a y-intercept of 2?

Multiple choice Which of the following equations describes the set of all points (x,y) in the coordinate plane that are a distance 5 from the point (-4,5)

Multiple choice The parabola with the equation y=4x-\dfrac{1}{2}x^2 has how many points with (x,y) coordinates that are both positive integers?

Multiple choice If f(x) = 3x-1, n represents the slope of the line with the equation y = f^{-1}(x), and p represents the slope of a line that is perpendicular to the line with the equation y=f(x), then np=

Multiple choice If point A(3,5) is located on a circle in the coordinate plane, and the center of the circle is the origin, which of the following points lie outside this circle?

Multiple choice In the figure, if line l has a slope of 1 and passes through th origin, which of the following points has (x,y) coordinates that \dfrac{x}{y}>1 ?

Multiple choice Points A(\sqrt{2},4 ) , B(6,-\sqrt{3} ) , and C are collinear. If B is the midpoint of line segment AC , approximately what are the (x,y) coordinates of point C ?

Multiple choice The equation of a circle in the xy-plane is shown here: x^2 + y^2 + 6x – 4y = –9 What is the radius of the circle?

Multiple choice The graph of the equation x^2+y^2 =25 includes how many points (x,y) in the coordinate plane where x and y are both integers?