1: Foundations for Geometry
1.1: Understanding Points, Lines, and Planes
Investigating Parallel Lines and Planes
1.2: Measuring and Constructing Segments
Constructing Congruent Segments and Angles
1.3: Measuring and Constructing Angles
Constructing Congruent Segments and Angles
1.4: Pairs of Angles
Investigating Angle Theorems - Activity A
1.6: Midpoint and Distance in the Coordinate Plane
Distance Formula - Activity A
1.7: Transformations in the Coordinate Plane
Reflections
Rotations, Reflections and Translations
Translations
2: Geometric Reasoning
2.2: Conditional Statements
Conditional Statements
3: Parallel and Perpendicular Lines
3.5: Slopes of Lines
Slope - Activity A
3.6: Lines in the Coordinate Plane
Point-Slope Form of a Line - Activity A
Slope-Intercept Form of a Line - Activity A
4: Triangle Congruence
4.1: Congruence and Transformations
Rock Art (Transformations)
4.2: Classifying Triangles
Classifying Triangles
4.3: Angle Relationships in Triangles
Triangle Inequalities
4.5: Triangle Congruence: SSS and SAS
Proving Triangles Congruent
4.9: Isosceles and Equilateral Triangles
Isosceles and Equilateral Triangles
5: Properties and Attributes of Triangles
5.3: Medians and Altitudes of Triangles
Concurrent Lines, Medians, and Altitudes
5.7: The Pythagorean Theorem
Pythagorean Theorem - Activity A
6: Polygons and Quadrilaterals
6.3: Conditions for Parallelograms
Parallelogram Conditions
6.5: Conditions for Special Parallelograms
Classifying Quadrilaterals - Activity A
7: Similarity
7.4: Applying Properties of Similar Triangles
Similarity in Right Triangles
7.5: Using Proportional Relationships
Perimeters and Areas of Similar Figures
7.6: Dilations and Similarity in the Coordinate Plane
Dilations
8: Right Triangles and Trigonometry
8.2: Trigonometric Ratios
Sine and Cosine Ratios - Activity A
Tangent Ratio
8.6: Vectors
Vectors
9: Extending Transformational Geometry
9.1: Reflections
Reflections
9.2: Translations
Translations
9.3: Rotations
Rotations, Reflections and Translations
9.5: Symmetry
Holiday Snowflake Designer
9.7: Dilations
Dilations
10: Extending Perimeter, Circumference, and Area
10.5: Effects of Changing Dimensions Proportionally
Perimeters and Areas of Similar Figures
10.6: Geometric Probability
Geometric Probability - Activity A
11: Spatial Reasoning
11.2: Volume of Prisms and Cylinders
Prisms and Cylinders - Activity A
11.3: Volume of Pyramids and Cones
Pythagorean Theorem - Activity A
12: Circles
12.2: Arcs and Chords
Chords and Arcs
12.4: Inscribed Angles
Inscribing Angles
13: Probability
13.1: Permutations and Combinations
Permutations and Combinations
13.2: Theoretical and Experimental Probability
Theoretical and Experimental Probability
13.5: Compound Events
Compound Independent Events
Compound Independent and Dependent Events