What shapes have a line of symmetry?

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

The winner of a golf tournament made five putts for birdies. the lengths of these putts are in the table shown. what is the total distance of the putts in the yards, feet, and inches?