Section Page Coordinates in Geometry Vocabulary 4.1 - 4.3 slope, y-intercept, slope-intercept form, perpendicular bisector 4.1 165 Finding Distance and Midpoints 5 11 13 15 4.2 173 Equations of Lines 1 3 5 7a 7b 9 11 4.3 180 Exploring Parallels and Perpendiculars 1 3 15 17 19 29 Vocabulary 4.4 - 4.6 circle, center of a circle, diameter, radius and radii, concentric circles, coordinate geometry proof, three-dimensional (3d) coordinate system, z-axis, ordered triple (x,y,z) 4.4 187 Equations of Circles 5 9 11 4.5 194 Coordinates and Proof 1 17 4.6 201 Coordinates in Three Dimensions 1 5 7 9 11 13 17 19
 Suggested Assignments Section Topic Page Exercises 4.1 Finding Distance and Midpoints 165 4 - 15 4.2 Equations of Lines 173 1 - 6, 9 - 16, 31 - 33 4.3 Exploring Parallels and Perpendiculars 180 1-12 4.4 Equations of Circles 187 1-9, 11-20, 28 - 31 4.5 Coordinates and Proof 194 see contract 4.6 Coordinates in Three Dimensions 201 see contract 4 T Chapter 4 Assessment 210 1-32 (+ performance task for A grade)

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