Welcome to KensMathWorld.com.

This website was created to provide you with algebra and geometry help and resources.  I have been teaching math for over 10 years and have come to realize where students get confused easily and I would like to help others overcome these challenges.

 

 

 

About KensMathWorld.com

KensMathWorld.com was created to provide you with the resources you need for your math education.  I have included the best graph paper that I have been able to find and some very nice reference sheets created by Paul Dawkins.  I will be adding more math videos soon so check back.


 

 

GEOMETRY

CH 4    CH 8    CH 12 FORMAT
CH 1 Tools of Geometry PDF CW TE
1-1 Patterns and Inductive Reasoning PDF VIDEO QZ
1-2 Drawings, Nets, and Other Models   VIDEO QZ
1-3 Points, Lines, and Planes PDF VIDEO QZ
1-4 Segments, Rays, Parallel Lines and Planes

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PDF 

VIDEO QZ
1-5 Measuring Segments   VIDEO QZ
1-6 Measuring Angles PDF
VIDEO QZ
1-7 Basic Constructions PDF
VIDEO QZ
1-8 The Coordinate Plane PDF VIDEO QZ
1-9 Perimeter, Circumference, and Area PDF VIDEO QZ
CH 2 Reasoning and Proof   CW TE
2-1 Conditional Statements PDF VIDEO QZ
2-2 Biconditionals and Definitions PDF VIDEO QZ
2-3 Deductive Reasoning PDF VIDEO QZ
2-4 Reasoning in Algebra

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PDF 

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VIDEO QZ
2-5 Proving Angles Congruent PDF VIDEO QZ
CH 3 Parallel and Perpendicular Lines   CW TE
3-1 Properties of Parallel Lines PDF VIDEO QZ
3-2 Proving Lines Parallel PDF VIDEO QZ
3-3 Parallel and Perpendicular Lines PDF VIDEO QZ
3-4 Parallel Lines and the Triangle Angle-Sum Theorem PDF VIDEO QZ
3-5 The Polygon Angle-Sum Theorems PDF VIDEO QZ
3-6 Lines in the Coordinate Plane   VIDEO QZ
3-7 Slopes of Parallel and Perpendicular Lines   VIDEO QZ
3-8 Constructing Parallel and Perpendicular Lines PDF VIDEO QZ
CH 4 Congruent Triangles   CW TE
4-1 Congruent Figures PDF VIDEO QZ
4-2 Triangle Congruence by SSS and SAS PDF VIDEO QZ
4-3 Triangle Congruence by ASA and AAS PDF VIDEO QZ
4-4 Using Congruent Triangles: CPCTC PDF VIDEO QZ
4-5 Isosceles and Equilateral Triangles PDF VIDEO QZ
4-6 Congruence in Right Triangles PDF VIDEO QZ
4-7 Proving Triangles Congruent PDF VIDEO QZ
CH 5 Relationships Within Triangles   CW TE

 

Classifying Triangles and The Triangle Angle Sum Theorem

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5-1 Midsegments of Triangles PDF VIDEO QZ
5-2 Bisectors in Triangles PDF VIDEO QZ
5-3 Concurrent Lines, Medians, and Altitudes PDF VIDEO QZ
5-4 Inverses, Contrapositives, and Indirect Reasoning   VIDEO QZ
5-5 Inequalities in Triangles PDF VIDEO QZ
CH 6 Quadrilaterals   CW TE
6-1 Classifying Quadrilaterals PDF VIDEO QZ
6-2 Properties of Parallelograms PDF VIDEO QZ
6-3 Proving That a Quadrilateral is a Parallelogram PDF VIDEO QZ
6-4 Special Parallelograms PDF VIDEO QZ
6-5 Trapezoids and Kites PDF VIDEO QZ
6-6 Placing Figures in the Coordinate Plane   VIDEO QZ
6-7 Proofs Using Coordinate Geometry   VIDEO QZ
CH 7 Similarity   CW TE
7-1 Ratios and Proportions PDF VIDEO QZ
7-2 Similar Polygons PDF VIDEO QZ
7-3 Proving Triangles Similar   VIDEO QZ
7-4 Similarity in Right Triangles   VIDEO QZ
7-5 Proportions in Triangles   VIDEO QZ
CH 8 Right Triangles and Trigonometry   CW TE
8-1 The Pythagorean Theorem and Its Converse PDF VIDEO QZ
8-2 Special Right Triangles PDF VIDEO QZ
8-3 The Tangent Ratio   VIDEO QZ
8-4 Sine and Cosine Ratios   VIDEO QZ
8-5 Angles of Elevation and Depression   VIDEO QZ
8-6 Vectors   VIDEO QZ
CH 9 Transformations     Worksheets for this chapter => PDF CW TE
9-1 Translations   VIDEO QZ
9-2 Reflections   VIDEO QZ
9-3 Rotations   VIDEO QZ
9-4 Symmetry   VIDEO QZ
9-5 Dilations   VIDEO QZ
9-6 Compositions of Reflections   VIDEO QZ
9-7 Tessellations   VIDEO QZ
CH 10 Area   CW TE
10-1 Areas of Parallelograms and Triangles PDF VID QZ
10-2 Areas of Trapezoids, Rhombuses, and Kites PDF VIDEO QZ
10-3 Areas of Regular Polygons PDF VIDEO QZ
10-4 Perimeters and Areas of Similar Figures   VIDEO QZ
10-5 Trigonometry and Area   VIDEO QZ
10-6 Circles and Arcs   VIDEO QZ
10-7 Areas of Circles and Sectors PDF VIDEO QZ
10-8 Geometric Probability   VIDEO QZ
CH 11 Surface Area and Volume   CW TE
11-1 Space Figures and Cross Sections   VIDEO QZ
11-2 Surface Areas of Prisms and Cylinders

PDF

PDF

VIDEO QZ
11-3 Surface Areas of Pyramids and Cones   VIDEO QZ
11-4 Volumes of Prisms and Cylinders   VIDEO QZ
11-5 Volumes of Pyramids and Cones PDF VIDEO QZ
11-6 Surface Areas and Volumes of Spheres   VIDEO QZ
11-7 Areas and Volumes of Similar Solids   VIDEO QZ
CH 12 Circles   CW TE
12-1 Tangent Lines   VIDEO QZ
12-2 Chords and Arcs PDF VIDEO QZ
12-3 Inscribed Angles   VIDEO QZ
12-4 Angle Measures and Segment Lengths   VIDEO QZ
12-5 Circles in the Coordinate Plane   VIDEO QZ
12-6 Areas of Sectors and Segments;  Locus: A Set of Points PDF VIDEO QZ
End of Course Test     TE