Lesson 7 4 Right Triangle Similarity Altitude Altitude
![Lesson 7. 4, Right Triangle Similarity Lesson 7. 4, Right Triangle Similarity](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-1.jpg)
![Altitude • Altitude: • Ex: Construct an altitude from each vertex: Altitude • Altitude: • Ex: Construct an altitude from each vertex:](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-2.jpg)
![Similar Right Triangles • Similar Right Triangles: Ex: ∆ ~∆ ~∆ A A B Similar Right Triangles • Similar Right Triangles: Ex: ∆ ~∆ ~∆ A A B](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-3.jpg)
![Practice • ∆ABC is split by altitude AD into two smaller right triangles. – Practice • ∆ABC is split by altitude AD into two smaller right triangles. –](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-4.jpg)
![Side Proportions • Side Proportions: Short = Short Long Mid = Mid Long, etc. Side Proportions • Side Proportions: Short = Short Long Mid = Mid Long, etc.](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-5.jpg)
![Practice • What is the length of each unknown side? A 6 x C Practice • What is the length of each unknown side? A 6 x C](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-6.jpg)
![Practice • Complete each proportion: AC = BC AB = y BC x A Practice • Complete each proportion: AC = BC AB = y BC x A](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-7.jpg)
![Practice • What is the value of each variable? A y B 5 12 Practice • What is the value of each variable? A y B 5 12](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-8.jpg)
![Practice Practice](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-9.jpg)
![Lesson 7. 5 – Proportions in Triangles Lesson 7. 5 – Proportions in Triangles](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-10.jpg)
![Side-Splitter and Angle-Bisector Theorems Q • Side-Splitter Theorem: R S T • Angle Bisector Side-Splitter and Angle-Bisector Theorems Q • Side-Splitter Theorem: R S T • Angle Bisector](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-11.jpg)
![Practice • What is the value of each variable? A 3 A B 5 Practice • What is the value of each variable? A 3 A B 5](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-12.jpg)
![Practice • What is the value of each variable? A Q 5 T x Practice • What is the value of each variable? A Q 5 T x](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-13.jpg)
![SOL Question #25 SOL Question #25](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-14.jpg)
![SOL Question SOL Question](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-15.jpg)
![Chapter 8 Preparations Geometric Mean and Reducing Radicals Chapter 8 Preparations Geometric Mean and Reducing Radicals](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-16.jpg)
![Geometric Mean • Mean: • Arithmetic Mean: • Geometric Mean: Geometric Mean • Mean: • Arithmetic Mean: • Geometric Mean:](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-17.jpg)
![Practice • What are the Arithmetic and Geometric means of each pair of numbers? Practice • What are the Arithmetic and Geometric means of each pair of numbers?](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-18.jpg)
![Practice • What are the Arithmetic and Geometric means of each pair of numbers? Practice • What are the Arithmetic and Geometric means of each pair of numbers?](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-19.jpg)
![Homework • Lesson 7. 4, #5 – 19 odd Lesson 7. 5, #9 – Homework • Lesson 7. 4, #5 – 19 odd Lesson 7. 5, #9 –](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-20.jpg)
- Slides: 20
![Lesson 7 4 Right Triangle Similarity Lesson 7. 4, Right Triangle Similarity](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-1.jpg)
Lesson 7. 4, Right Triangle Similarity
![Altitude Altitude Ex Construct an altitude from each vertex Altitude • Altitude: • Ex: Construct an altitude from each vertex:](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-2.jpg)
Altitude • Altitude: • Ex: Construct an altitude from each vertex:
![Similar Right Triangles Similar Right Triangles Ex A A B Similar Right Triangles • Similar Right Triangles: Ex: ∆ ~∆ ~∆ A A B](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-3.jpg)
Similar Right Triangles • Similar Right Triangles: Ex: ∆ ~∆ ~∆ A A B D B C C B D
![Practice ABC is split by altitude AD into two smaller right triangles Practice • ∆ABC is split by altitude AD into two smaller right triangles. –](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-4.jpg)
Practice • ∆ABC is split by altitude AD into two smaller right triangles. – Draw ∆ABD and ∆DBC – Write a similarity statement for the three right triangles A 12 B 5 13 C
![Side Proportions Side Proportions Short Short Long Mid Mid Long etc Side Proportions • Side Proportions: Short = Short Long Mid = Mid Long, etc.](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-5.jpg)
Side Proportions • Side Proportions: Short = Short Long Mid = Mid Long, etc.
![Practice What is the length of each unknown side A 6 x C Practice • What is the length of each unknown side? A 6 x C](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-6.jpg)
Practice • What is the length of each unknown side? A 6 x C C 8 y 8 B B 17 D
![Practice Complete each proportion AC BC AB y BC x A Practice • Complete each proportion: AC = BC AB = y BC x A](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-7.jpg)
Practice • Complete each proportion: AC = BC AB = y BC x A B C B AC = y x BD C D
![Practice What is the value of each variable A y B 5 12 Practice • What is the value of each variable? A y B 5 12](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-8.jpg)
Practice • What is the value of each variable? A y B 5 12 z Dx C
![Practice Practice](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-9.jpg)
Practice
![Lesson 7 5 Proportions in Triangles Lesson 7. 5 – Proportions in Triangles](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-10.jpg)
Lesson 7. 5 – Proportions in Triangles
![SideSplitter and AngleBisector Theorems Q SideSplitter Theorem R S T Angle Bisector Side-Splitter and Angle-Bisector Theorems Q • Side-Splitter Theorem: R S T • Angle Bisector](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-11.jpg)
Side-Splitter and Angle-Bisector Theorems Q • Side-Splitter Theorem: R S T • Angle Bisector Theorem: U A B C D
![Practice What is the value of each variable A 3 A B 5 Practice • What is the value of each variable? A 3 A B 5](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-12.jpg)
Practice • What is the value of each variable? A 3 A B 5 4 9 C E x D 8 B 8 C y D
![Practice What is the value of each variable A Q 5 T x Practice • What is the value of each variable? A Q 5 T x](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-13.jpg)
Practice • What is the value of each variable? A Q 5 T x 7 R S 6 B 4 U 12 y C 8 D
![SOL Question 25 SOL Question #25](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-14.jpg)
SOL Question #25
![SOL Question SOL Question](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-15.jpg)
SOL Question
![Chapter 8 Preparations Geometric Mean and Reducing Radicals Chapter 8 Preparations Geometric Mean and Reducing Radicals](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-16.jpg)
Chapter 8 Preparations Geometric Mean and Reducing Radicals
![Geometric Mean Mean Arithmetic Mean Geometric Mean Geometric Mean • Mean: • Arithmetic Mean: • Geometric Mean:](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-17.jpg)
Geometric Mean • Mean: • Arithmetic Mean: • Geometric Mean:
![Practice What are the Arithmetic and Geometric means of each pair of numbers Practice • What are the Arithmetic and Geometric means of each pair of numbers?](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-18.jpg)
Practice • What are the Arithmetic and Geometric means of each pair of numbers? 4 and 8 5 and 15
![Practice What are the Arithmetic and Geometric means of each pair of numbers Practice • What are the Arithmetic and Geometric means of each pair of numbers?](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-19.jpg)
Practice • What are the Arithmetic and Geometric means of each pair of numbers? 4 and 8 5 and 15
![Homework Lesson 7 4 5 19 odd Lesson 7 5 9 Homework • Lesson 7. 4, #5 – 19 odd Lesson 7. 5, #9 –](https://slidetodoc.com/presentation_image_h/364a3c070bf8f193a4c227dce4c11518/image-20.jpg)
Homework • Lesson 7. 4, #5 – 19 odd Lesson 7. 5, #9 – 29 odd • Lesson 8. 1 #17 – 35 odd Lesson 8. 2, #7 – 11 odd
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