H Lesson 11 Circles and Line Segments 98 Lesson 12 Circles, Angles, and Arcs 108 Lesson 13 Arc Lengths and Areas of Sectors 118 Lesson 14 Constructions with Circles 124 Lesson 15 LJJ Circumference and Area Formulas 134 Lesson 16 Volume Formulas 142 Unit 3 Review 154 E3 Unit 3 Performance Task 160 j 97