CK-12 Geometry-Concepts

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 15. 16.WritingExplain when to use a trigonometric ratio to find a sid ...

8.10. Laws of Sines and Cosines http://www.ck12.org 8.10 Laws of Sines and Cosines Here you’ll learn how to solve for missing si ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry UseLawofSineswhengiven: An angle and its opposite side. Any two angl ...

8.10. Laws of Sines and Cosines http://www.ck12.org sin 57◦ a = sin 85◦ b = sin 38◦ 12 sin 57◦ a = sin 38◦ 12 sin 85◦ b = sin 38 ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry Use the second equation to solve for^6 B. b^2 = 262 + 182 − 2 ( 26 )( ...

8.10. Laws of Sines and Cosines http://www.ck12.org 1.m^6 A 2.m^6 B 3.m^6 C Answers: When you are given only the sides, you hav ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 3. 4. 5. 6. 7. 8. 9. 10.m^6 A= 74 ◦,m^6 B= 11 ◦,BC= 16 11.m^6 A= 64 ◦ ...

8.10. Laws of Sines and Cosines http://www.ck12.org Recall that when we learned how to prove that triangles were congruent we de ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 1. 2. 3. 4. 5. 6. 7. 8. ...

8.10. Laws of Sines and Cosines http://www.ck12.org 9. Determine if the following lengths make an acute, right, or obtuse triang ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 22. Texas Instruments Resources In the CK-12 Texas Instruments Geomet ...

http://www.ck12.org CHAPTER 9 Circles Chapter Outline 9.1 Parts of Circles 9.2 TANGENTLINES 9.3 ARCS INCIRCLES 9.4 CHORDS INCIRC ...

http://www.ck12.org Chapter 9. Circles 9.1 Parts of Circles Here you’ll learn the vocabulary associated with the parts of circle ...

9.1. Parts of Circles http://www.ck12.org Guidance Acircleis the set of all points in the plane that are the same distance away ...

http://www.ck12.org Chapter 9. Circles If the circles are not tangent, they can share a tangent line, called acommontangent. Com ...

9.1. Parts of Circles http://www.ck12.org b)CD,HF, orDG c) ←→ BJ d)Point H e)HF f) ←→ BD Example B Draw an example of how two ci ...

http://www.ck12.org Chapter 9. Circles Notice thecircles are congruent. Thelengths of the radiiareequal. Watch this for help wit ...

9.1. Parts of Circles http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http://www.ck12.org/flx/rend ...

http://www.ck12.org Chapter 9. Circles Find the radius of each circle. Are any circles congruent? How do you know? How are ⊙ C ...

9.2. Tangent Lines http://www.ck12.org 9.2 Tangent Lines Here you’ll learn two theorems about tangent lines and how to apply the ...