### Unit Overview

**Topic A: Unknown Angles**

- Lesson 1: Complementary and Supplementary Angles
- Lessons 2–4: Solve for Unknown Angles using Equations

**Topic B: Constructing Triangles **

- Lesson 5: Unique Triangles
- Lesson 6: Drawing Geometric Shapes
- Lesson 7: Drawing Parallelograms
- Lesson 8: Drawing Triangles
- Lesson 9: Conditions for a Unique Triangle―Three Sides and Two Sides and the Included Angle
- Lesson 10: Conditions for a Unique Triangle—Two Angles and a Given Side
- Lesson 11: Conditions on Measurements that Determine a Triangle
- Lesson 12: Unique Triangles―Two Sides and a Non-Included Angle
- Lessons 13–14: Checking for Identical Triangles
- Lesson 15: Using Unique Triangles to Solve Real-World and Mathematical Problems

**Mid-Module Assessment and Rubric**

- Topics A through B (assessment 1 day, return 1 day, remediation or further applications 2 days)

**Topic C: Slicing Solids **

- Lessons 16: Slicing a Right Rectangular Prism with a Plane
- Lesson 17: Slicing a Right Rectangular Pyramid with a Plane
- Lesson 18: Slicing on an Angle
- Lesson 19: Understanding Three-Dimensional Figures

**Topic D: Problems Involving Area and Surface Area**

- Lesson 20: Real-World Area Problems
- lesson 21: Mathematical Area Problems
- Lesson 22: Area Problems with Circular Regions
- Lessons 23–24: Surface Area

**Topic E: Problems Involving Volume **

- Lesson 25: Volume of Right Prisms
- Lesson 26: Volume of Composite Three-Dimensional Objects
- Lesson 27: Real-World Volume Problems

**End-of-Module Assessment**