QUIZ Match the equation on the left with the description on the right, by filling in the correct letter. Answers are at the bottom. 1.   x2 + y2 = 25   Choose A B C D E F G 2.   (x + 2)2 + (y - 4)2 = 9   Choose A B C D E F G 3.   x2 + (y + 1)2 = 25   Choose A B C D E F G 4.   (x - 1)2 + y2 = 25   Choose A B C D E F G 5.   x2 + y2 = 36   Choose A B C D E F G 6.   (x - 3)2 + (y + 2)2 = 9   Choose A B C D E F G 7.   (x - 4)2 + (y + 2)2 = 9   Choose A B C D E F G   A:   circle radius 5, centre (1, 0) B:   circle radius 5, centre (0, -1) C:   circle radius 3, centre (-2, 4) D:   circle radius 5, centre (0, 0) E:   circle radius 3, centre (4, -2) F: G: Scroll down to check your answers. 1. D       2. C       3. B       4. A       5. F       6. G       7. E Back to Circle Page | Main Page