Animation 55
What geometric property of parabolas is dynamically illustrated here? (Note: The 2nd blue ray is parallel to the parabola's axis of symmetry.) Also, feel free to drag any of the black pointsanywhere!
What geometric property of parabolas is dynamically illustrated here? (Note: The 2nd blue ray is parallel to the parabola's axis of symmetry.) Also, feel free to drag any of the black pointsanywhere!