42W7: The Equation of a Circle Name: Gr. and Sec.: Score: Parent's Name: Parent's Signature/Date: WRITTEN WORK 50% / PERFORMANCE TASKS 50% Directions: Solve, then graph the following problems. 1. 8(1.6). E(13, 7). A(7. -2). T(-5. -3) 2. C(4.12). A(9. 9). R(7. 4). E(1. 4), $(-1. -9) 3. The town of Newton is mapped on a coordinate grid with the origin being at City Hall. Evan's house is located at the point (-6. 8) and Billy's house is located at (-4, 4) How far is it from Evan's house to Billy's house? 4. The town of Newton is mapped on a coordinate grid with the origin being at City Hall. Evan's house is located at the point (-8, $) and Billy's house is located at (-5. 4). where is the midpoint between the two house located? 5. Determine the center and the radius of the circle that is defined by x3+ya=81 then graph each circle on a coordinate plane. 6. Determine the center and the radius of the circle that is defined by x +y?-10x+16y-32=0 then graph each circle on a coordinate plane. Rubrics: A complete and correct solution with appropriate strategy are shown or explained, and the answer are shown with correct label or description if necessary 4 A complete appropriate strategy is shown or explained but: an incorrect solution & given due to a simple computational enor or. no solution is given, A corect answers piven with no solution strategy or explanation shown, A correct solution and appropriate strategy are shown or explained , but not labeled correctly when necessary 3 Same parts of an appropriate strategy are shown or explained, but some key elements are missing Some parts of an appropriate strategy are shown or explained, along with some inappropriate parts, The appropriate strategy is shown or explained but implemented incorrectly. 1-2 Some work or explanation beyond re-copying data, but work would not lead to a correct solution. One of mare incorrect approaches attempted or explained No work or solution is shown or explained