CK-12 Geometry-Concepts

http://www.ck12.org Chapter 8. Right Triangle Trigonometry For two animated proofs, go to http://www.mathsisfun.com/pythagoras.h ...

8.1. Pythagorean Theorem and Pythagorean Triples http://www.ck12.org Let’s use the Pythagorean Theorem. Setaandbequal to 8 and 1 ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry MEDIA Click image to the left for use the URL below. URL: http://www. ...

8.1. Pythagorean Theorem and Pythagorean Triples http://www.ck12.org Determine if the triangle below is a right triangle. Answ ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 2. 3. 4. 5. 6. If the legs of a right triangle are 10 and 24, then t ...

8.1. Pythagorean Theorem and Pythagorean Triples http://www.ck12.org Find the area of the square with sides(a+b). Find the sum ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 8.2 Applications of the Pythagorean Theorem Here you’ll learn several ...

8.2. Applications of the Pythagorean Theorem http://www.ck12.org If you are given the base and the sides of an isosceles triangl ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry Determine if a Triangle is Acute, Obtuse, or Right We can extend the ...

8.2. Applications of the Pythagorean Theorem http://www.ck12.org First, draw the altitude from the vertex between the congruent ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry d= √ ( 5 − 1 )^2 +( 2 − 5 )^2 = √ ( 4 )^2 +(− 3 )^2 = √ 16 + 9 = √ 25 ...

8.2. Applications of the Pythagorean Theorem http://www.ck12.org MEDIA Click image to the left for use the URL below. URL: http: ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry AB= √ (− 4 − 3 )^2 +( 1 − 8 )^2 = √ 49 + 49 = √ 98 = 7 √ 2 BC= √ ( 3 ...

8.2. Applications of the Pythagorean Theorem http://www.ck12.org 3. Find the length between each pair of points. (-1, 6) and (7 ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry 21.A( 3 ,− 5 ),B(− 5 ,− 8 ),C(− 2 , 7 ) 22.A( 5 , 3 ),B( 2 ,− 7 ),C(− ...

8.3. Inscribed Similar Triangles http://www.ck12.org 8.3 Inscribed Similar Triangles Here you’ll learn how inscribed right trian ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry Geometric Mean Theorem #1:In a right triangle, the altitude drawn fro ...

8.3. Inscribed Similar Triangles http://www.ck12.org Now we can set up a proportion. shorter leg in 4 EDG shorter leg in 4 DF G ...

http://www.ck12.org Chapter 8. Right Triangle Trigonometry MEDIA Click image to the left for use the URL below. URL: http://www. ...

8.3. Inscribed Similar Triangles http://www.ck12.org Answers: Let’s set up a proportion. shorter leg in 4 SV T shorter leg in ...