Springboard Geometry Answers
Chapter 1:Geometric Figures-What's My Name?
Section 1.1: Basic Geometric FiguresSection
1.2: More Geometric Figures
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Exercise 14
Exercise 15
Exercise 16
Exercise 17
Exercise 18
Exercise 19
Exercise 20
Chapter 2:Logical Reasoning-Riddle Me This
Section 2.1: Inductive ReasoningSection
2.2: Deductive Reasoning
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Exercise 14
Exercise 15Chapter 3:The Axiomatic System of Geometry- Back to the Beginning
Section 3.1: Geometric Definitions and Two-Column ProofsSection
3.2: Conditional StatementsSection
3.3: Converse, Inverse, and Contrapositive
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Chapter 4:Segment and Angle Measurement-It All Adds Up
Section 4.1: Segments and MidpointsSection
4.2: Angles and Angle Bisectors
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Exercise 20
Exercise 21
Exercise 22
Exercise 23
Exercise 24
Chapter 5:The Distance and Midpoint Formulas-We ❤ Descartes
Section 5.1: Distance on the Coordinate PlaneSection
5.2: Midpoint on the Coordinate Plane
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Exercise 26
Chapter 6:Proofs about Line Segments and Angles-Now I'm Convinced
Section 6.1: Justifying StatementsSection
6.2: Two-Column Geometric Proofs
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Exercise 7
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Exercise 9
Chapter 7:Parallel and Perpendicular Lines-Patios By Madeline
Section 7.1: Parallel Lines and Angle RelationshipsSection
7.2: Proving Lines are ParallelSection
7.3: Perpendicular Lines
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Exercise 20
Chapter 8:Equations of Parallel and Perpendicular Lines-Skateboard Geometry
Section 8.1: Slopes of Parallel and Perpendicular LinesSection
8.2: Writing Equations
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Exercise 12
Chapter 9:Translations, Reflections, and Rotations-The Marching Cougars
Section 9.1: TransformationsSection
9.2: TranslationsSection
9.3: ReflectionsSection
9.4: Rotations
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Exercise 13
Chapter 10:Compositions and Congruence-More Rigid Motions
Section 10.1: Compositions of TransformationsSection
10.2: Congruence
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Chapter 11:Congruence Transformations and Triangle Congruence-Truss Your Judgment
Section 11.1: Congruent TrianglesSection
11.2: Congruence CriteriaSection
11.3: Proving and Applying the Congruence CriteriaSection
11.4: Extending the Congruence Criteria
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Chapter 12:Flowchart Proofs-Go with the Flow
Section 12.1: Flowchart ProofsSection
12.2: Three Types of Proofs
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Exercise 16
Exercise 17
Exercise 18
Chapter 13:Properties of Triangles-Best Two Out of Three
Section 13.1: Angle Relationships in TrianglesSection
13.2: Isosceles Triangle
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Exercise 23
Chapter 14:Concurrent Segments in Triangles-What the Point?
Section 14.1: Altitudes of a TriangleSection
14.2: Medians of a TriangleSection
14.3: Perpendicular Bisectors and Angle Bisectors of a Triangle
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Exercise 18
Chapter 15:Quadrilaterals and Their Properties-A 4-gon Hypothesis
Section 15.1: Kites and Triangle MidsegmentsSection
15.2: TrapezoidsSection
15.3: ParallelogramsSection
15.4: Rectangles, Rhombuses, and Square
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Chapter 16:More About Quadrilaterals-A 4-gon Conclusion
Section 16.1: Proving a Quadrilateral is a ParallelogramSection
16.2: Proving a Quadrilateral is a RectangleSection
16.3: Proving a Quadrilateral is a RhombusSection
16.4: Proving a Quadrilateral is a Square
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Exercise 13
Exercise 14
Exercise 15
Exercise 16
Exercise 17
Exercise 18
Chapter 17:Dilations and Similarity Transformations-Scaling Up/Scaling Down
Section 17.1: DilationsSection
17.2: Similarity TransformationsSection
17.3: Properties of Similar Figures
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Exercise 21
Exercise 22
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Exercise 24
Exercise 25
Exercise 26
Exercise 27
Exercise 28
Exercise 29
Exercise 30
Exercise 31
Exercise 32
Chapter 18:Similar Triangles-Measuring Up
Section 18.1: Similarity CriteriaSection
18.2: Using Similarity CriteriaSection
18.3: Triangle Proportionality
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Exercise 14
Chapter 19:Geometric Mean-Do You Mean It?
Section 19.1: The Right Triangle Altitude TheoremSection
19.2: The Geometric Mean
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Exercise 11
Chapter 20:The Pythagorean Theorem and Its Converse-Is That Right?
Section 20.1: Pythagorean TheoremSection
20.2: Converse of the Pythagorean Theorem
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Chapter 21:Special Right Triangles-The Community Quilting Project
Section 21.1: 45° 45° 90° TrianglesSection 21.2:
30° 60° 90° Triangles
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Exercise 12
Chapter 22:Basic Trigonometric Relationships-The Sine of Things to Come
Section 22.1: Similar Right TrianglesSection
22.2: Trigonometric RatiosSection
22.3: Using Trigonometric RatiosSection
22.4: Solving Right Triangles
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Chapter 23:The Law of Sines and of Cosines-There Ought to Be a Law
Section 23.1: The Law of SinesSection
23.2: The Ambiguous CaseSection
23.3: The Law of CosinesSection
23.4: Solving Triangles
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Exercise 8
Chapter 24:Tangents and Chords-Off On a Tangent
Section 24.1: Circle BasicsSection
24.2: Theorems About ChordsSection
24.3: Tangent Segments
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Exercise 18
Chapter 25:Arcs and Angles-Coming Full Circle
Section 25.1: Arcs and Central AnglesSection
25.2: Inscribed AnglesSection
25.3: Angles Formed by ChordsSection
25.4: Angles Formed by Tangents and Secants
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Exercise 14
Exercise 15
Chapter 26:Coordinate Proofs-Prove It!
Section 26.1: Proving the Midpoint FormulaSection
26.2: Proofs about SlopeSection
26.3: Proving Concurrency of MediansSection
26.4: Points Along a Line Segment
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Exercise 8
Chapter 27:Equation of a Circle-Round and Round
Section 27.1: Circles on the Coordinate PlaneSection
27.2: Completing the Square to Find the Center and Radius
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Exercise 17
Chapter 28:Equations of Parabolas-Throwing a Curve
Section 28.1: Parabolas on the Coordinate PlaneSection
28.2: Parabolas with Vertex (h,k)
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Exercise 16
Chapter 29:Constructions-Constructive Thinking
Section 29.1: Constructions with Segments and AnglesSection
29.2: Constructions with Parallel and Perpendicular LinesSection
29.3: Constructions with Circles
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Exercise 15
Chapter 30:Deriving Area Formulas-Shape Up
Section 30.1: Areas of Rectangles and ParallelogramsSection
30.2: Areas of TrianglesSection
30.3: Areasof Rhombuses and Trapezoids
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Chapter 31:Regular Polygons-Plenty of Polygons
Section 31.1: Sum of the Measures of the Interior Angles of a PolygonsSection
31.2: Regular Polygons and Exterior AnglesSection
31.3: Area and Perimeter of Regular Polygons
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Exercise 20
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Exercise 22
Chapter 32:Length and Area of Circles-Pi in the Sky
Section 32.1: Circumference and Area of a CircleSection
32.2: Sectors and ArcsSection
32.3: Circles and Similarity
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Exercise 26
Exercise 27
Chapter 33:Three-Dimensional Figures-What's Your View
Section 33.1: Prisms and PyramidsSection
33.2: Cylinders and ConesSection
33.3: Spheres and Solids of Rotation
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Chapter 34:Prisms and Cylinders-Exterior Experiences
Section 34.1: Surface Area of Prisms and CylindersSection
34.2: Volume of Prisms and Cylinders
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Chapter 35:Pyramids and Cones-Perfect Packaging
Section 35.1: Surface Area of Pyramids and ConesSection
35.2: Volumes of Pyramids and ConesSection
35.3: Density
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Exercise 18
Chapter 36:Spheres-Isn't that Spatial
Section 36.1: Surface Area of SpheresSection
36.2: Volume of SpheresSection
36.3: Spherical Geometry
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Exercise 17
Chapter 37:Changing Dimensions-Model Behavior
Section 37.1: Cubes and SpheresSection
37.2: Pyramids and Cylinders
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Exercise 15
Chapter 38:Sample Spaces-SpringBoard Superstar and More
Section 38.1: Probability of a Single EventSection
38.2: Events Involving "And" and "Or"
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Chapter 39:Venn Diagrams and Probability Notation-Annabel HS
Section 39.1: Using a Venn Diagram to Represent a Sample SpaceSection
39.2: Using a Venn Diagram to Represent "And","Or", and "Not"
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Chapter 40:Addition Rule and Mutually Exclusive Events-Hector St.
Section 40.1: Applying the Addition RuleSection
40.2: Adapting the Addition Rule for Mutually Exclusive Events
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Exercise 20
Chapter 41:Dependent Events-Coco Wildlife Conservation Trust
Section 41.1: Understanding Conditional ProbabilitySection
41.2: The Conditional Probability FormulaSection
41.3: Tree Diagrams
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Exercise 7
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Exercise 11
Chapter 42:Independent Events-The Caribou, the Bear, and the Tyrannosaurus
Section 42.1: The Multiplaction RuleSection
42.2: Geometric ProbabilitySection
42.3: Permutations and Combinations
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