CK-12 Geometry - Second Edition

http://www.ck12.org Chapter 5. Relationships with Triangles List the sides from shortest to longest. Comparem^6 1 andm^6 2. Wha ...

5.5. Inequalities in Triangles http://www.ck12.org 22. 23. In questions 24 and 25, list the measures of the sides in order from ...

http://www.ck12.org Chapter 5. Relationships with Triangles 26. 27. In questions 28 and 29 explain why the conclusion is false. ...

5.5. Inequalities in Triangles http://www.ck12.org − 5 >− 2 x+ 13 − 18 >− 2 x 9 <x 3.^23 x+ 1 ≥ 13 2 3 x≥^12 x≥ 18 4.− ...

http://www.ck12.org Chapter 5. Relationships with Triangles 5.6 Extension: Indirect Proof The indirect proof or proof by contrad ...

5.6. Extension: Indirect Proof http://www.ck12.org This means thatn^2 is a multiple of 4. No odd number can be divided evenly by ...

http://www.ck12.org Chapter 5. Relationships with Triangles On a test of 15 questions, Charlie claims that his friend Suzie mus ...

5.7. Chapter 5 Review http://www.ck12.org 5.7 Chapter 5 Review Keywords, Theorems and Postulates Midsegment Midsegment Theorem ...

http://www.ck12.org Chapter 5. Relationships with Triangles Trace 4 FADonto a piece of paper with the perpendicular bisector. C ...

http://www.ck12.org CHAPTER (^6) Polygons and Quadrilaterals Chapter Outline 6.1 Angles in Polygons 6.2 PROPERTIES OFPARALLELOGR ...

http://www.ck12.org Chapter 6. Polygons and Quadrilaterals 6.1 Angles in Polygons Learning Objectives Extend the concept of int ...

6.1. Angles in Polygons http://www.ck12.org Interior Angles in Convex Polygons Recall from Chapter 4, that interior angles are t ...

http://www.ck12.org Chapter 6. Polygons and Quadrilaterals Make sure none of the triangles overlap. Make a table with the infor ...

6.1. Angles in Polygons http://www.ck12.org Solution:From our investigation, we found that a quadrilateral has 360◦. We can writ ...

http://www.ck12.org Chapter 6. Polygons and Quadrilaterals Exterior Angle Sum Theorem:The sum of the exterior angles of any poly ...

6.1. Angles in Polygons http://www.ck12.org 70 ◦+ 60 ◦+ 65 ◦+ 40 ◦+y= 360 ◦ y= 125 ◦ Example 6:What is the measure of each exter ...

http://www.ck12.org Chapter 6. Polygons and Quadrilaterals 17. 18. 19. 20. 21. 22. 23. ...

6.1. Angles in Polygons http://www.ck12.org 24. 25. 26. The interior angles of a pentagon arex◦,x◦, 2 x◦, 2 x◦, and 2x◦. What i ...

http://www.ck12.org Chapter 6. Polygons and Quadrilaterals 8 x= 168 ◦ x= 21 ◦ a.w= 108 ◦,x= 49 ◦,y= 131 ◦,z= 121 ◦ b. 360◦ c. 59 ...

6.2. Properties of Parallelograms http://www.ck12.org 6.2 Properties of Parallelograms Learning Objectives Define a parallelogr ...