Right Triangle Proportions G(8)(B) ............................................................... 114
Trigonometric Ratios, Activity 1 G(9)(A) ........................................................ 118
Trigonometric Ratios, Activity 2 G(9)(A) ........................................................ 120
Trigonometric Ratios, Activity 3 G(9)(A) ........................................................ 122
Special Right Triangles, Activity 1 G(9)(B) ..................................................... 126
Special Right Triangles, Activity 2 G(9)(B) ..................................................... 128
Special Right Triangles, Activity 3 G(9)(B) ..................................................... 132
Special Right Triangles, Activity 4 G(9)(B) ..................................................... 134
Special Right Triangles, Activity 5 G(9)(B) ..................................................... 136
Special Right Triangles, Activity 6 G(9)(B) ..................................................... 140
Two-dimensional and three-dimensional figures .................................... 142–182
Cross-Sections of Geometric Three-Dimensional Figures G(10)(A) ..................... 142
Rotations of Two-Dimensional Shapes G(10)(A) ............................................. 144
Dimensional Change, Activity 1 G(10)(B) ...................................................... 148
Dimensional Change, Activity 2 G(10)(B) ...................................................... 150
Dimensional Change, Activity 3 G(10)(B) ...................................................... 152
Dimensional Change, Activity 4 G(10)(B) ...................................................... 156
Dimensional Change, Activity 5 G(10)(B) ...................................................... 158
Area of a Regular Polygon, Activity 1 G(11)(A) ............................................... 160
Area of a Regular Polygon, Activity 2 G(11)(A) ............................................... 162
Area of a Composite Figure, Activity 1 G(11)(B) ............................................. 164
Area of a Composite Figure, Activity 2 G(11)(B) ............................................. 166
Area of a Composite Figure, Activity 3 G(11)(B) ............................................. 168
Area of a Composite Figure, Activity 4 G(11)(B) ............................................. 170
Surface Area, Activity 1 G(11)(C) ................................................................. 172
Surface Area, Activity 2 G(11)(C) ................................................................. 176
Volume, Activity 1 G(11)(D) ........................................................................ 178
Volume, Activity 2 G(11)(D) ........................................................................ 180
Circles .................................................................................................... 184–209
Angles and Arcs, Activity 1 G(12)(A) ............................................................. 184
Angles and Arcs, Activity 2 G(12)(A) ............................................................. 186
Angles and Arcs, Activity 3 G(12)(A) ............................................................. 190
Chords, Secants, and Tangents, Activity 1 G(12)(A) ........................................ 192
Chords, Secants, and Tangents, Activity 2 G(12)(A) ........................................ 196
Arc Length, Activity 1 G(12)(B) .................................................................... 198
Area of a Sector G(12)(C) ........................................................................... 200
Arc Length, Activity 2 G(12)(D) .................................................................... 202
Equation of a Circle, Activity 1 G(12)(E) ........................................................ 204
Equation of a Circle, Activity 2 G(12)(E) ........................................................ 208
Probability .............................................................................................. 210–227
Permutations and Combinations G(13)(A) ...................................................... 210
Probability Based on Area G(13)(B) .............................................................. 214
Independence and Probability G(13)(C) ......................................................... 216
Conditional Probability, Activity 1 G(13)(D) .................................................... 220
Conditional Probability, Activity 2 G(13)(D) .................................................... 222
Probability in Contextual Situations G(13)(E) ................................................. 226
Trigonometric Ratios, Activity 1 G(9)(A) ........................................................ 118
Trigonometric Ratios, Activity 2 G(9)(A) ........................................................ 120
Trigonometric Ratios, Activity 3 G(9)(A) ........................................................ 122
Special Right Triangles, Activity 1 G(9)(B) ..................................................... 126
Special Right Triangles, Activity 2 G(9)(B) ..................................................... 128
Special Right Triangles, Activity 3 G(9)(B) ..................................................... 132
Special Right Triangles, Activity 4 G(9)(B) ..................................................... 134
Special Right Triangles, Activity 5 G(9)(B) ..................................................... 136
Special Right Triangles, Activity 6 G(9)(B) ..................................................... 140
Two-dimensional and three-dimensional figures .................................... 142–182
Cross-Sections of Geometric Three-Dimensional Figures G(10)(A) ..................... 142
Rotations of Two-Dimensional Shapes G(10)(A) ............................................. 144
Dimensional Change, Activity 1 G(10)(B) ...................................................... 148
Dimensional Change, Activity 2 G(10)(B) ...................................................... 150
Dimensional Change, Activity 3 G(10)(B) ...................................................... 152
Dimensional Change, Activity 4 G(10)(B) ...................................................... 156
Dimensional Change, Activity 5 G(10)(B) ...................................................... 158
Area of a Regular Polygon, Activity 1 G(11)(A) ............................................... 160
Area of a Regular Polygon, Activity 2 G(11)(A) ............................................... 162
Area of a Composite Figure, Activity 1 G(11)(B) ............................................. 164
Area of a Composite Figure, Activity 2 G(11)(B) ............................................. 166
Area of a Composite Figure, Activity 3 G(11)(B) ............................................. 168
Area of a Composite Figure, Activity 4 G(11)(B) ............................................. 170
Surface Area, Activity 1 G(11)(C) ................................................................. 172
Surface Area, Activity 2 G(11)(C) ................................................................. 176
Volume, Activity 1 G(11)(D) ........................................................................ 178
Volume, Activity 2 G(11)(D) ........................................................................ 180
Circles .................................................................................................... 184–209
Angles and Arcs, Activity 1 G(12)(A) ............................................................. 184
Angles and Arcs, Activity 2 G(12)(A) ............................................................. 186
Angles and Arcs, Activity 3 G(12)(A) ............................................................. 190
Chords, Secants, and Tangents, Activity 1 G(12)(A) ........................................ 192
Chords, Secants, and Tangents, Activity 2 G(12)(A) ........................................ 196
Arc Length, Activity 1 G(12)(B) .................................................................... 198
Area of a Sector G(12)(C) ........................................................................... 200
Arc Length, Activity 2 G(12)(D) .................................................................... 202
Equation of a Circle, Activity 1 G(12)(E) ........................................................ 204
Equation of a Circle, Activity 2 G(12)(E) ........................................................ 208
Probability .............................................................................................. 210–227
Permutations and Combinations G(13)(A) ...................................................... 210
Probability Based on Area G(13)(B) .............................................................. 214
Independence and Probability G(13)(C) ......................................................... 216
Conditional Probability, Activity 1 G(13)(D) .................................................... 220
Conditional Probability, Activity 2 G(13)(D) .................................................... 222
Probability in Contextual Situations G(13)(E) ................................................. 226
