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# Module 1 lesson 16

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### Module 1 lesson 16

1. 1. Lesson 16.notebook 1 October 09, 2013 Homework: Lesson 16 Problem Set #1, 2, 3, 5 Aim: Relating Scale Drawings to Ratios and Rates Oct. 9th Mod 1: Lesson 16 Do Now: Review Homework Answers with Partner HANDOUT OUT CRS 4 and Calculator letter
2. 2. Lesson 16.notebook 2 October 09, 2013 1.)
3. 3. Lesson 16.notebook 3 October 09, 2013
4. 4. Lesson 16.notebook 4 October 09, 2013
5. 5. Lesson 16.notebook 5 October 09, 2013 Intro: Can you Guess The Image
6. 6. Lesson 16.notebook 6 October 09, 2013 Discussion Questions: 1.) What are possible uses for enlarged drawing/pictures? 2.) What are the possible purposes of reduced drawings/pictures?
7. 7. Lesson 16.notebook 7 October 09, 2013 For the following problems, (a) is the actual picture and (b) is the scale drawing. Is the scale drawing an enlargement or a reduction of the actual picture?
8. 8. Lesson 16.notebook 8 October 09, 2013 Derek's family took a day trip to a modern public garden. Derek looked at his map of the park that was a reduction of the map located at the garden entrance. The dots reprsent the placement of rare plants. The diagram below is the top-view as Derek held his map while looking at the posted map. What are the corresponding points of the scale drawings of the maps? Point A to  _________        Point V to ____________     Point H to ____________     Point Y to ____________ Why doesn't V correspond to R since they are both in the right hand corner?
9. 9. Lesson 16.notebook 9 October 09, 2013 Create scale drawings of your own modern nesng robots using the grids provided.  Exercise 1
10. 10. Lesson 16.notebook 10 October 09, 2013 Celeste drew an outline of a building for a diagram she was  making and then drew a second one mimicking her original  drawing.  State the coordinates of the verces and ﬁll in the table.
11. 11. Lesson 16.notebook 11 October 09, 2013 Discussion Questions: 1.) Is the second image a reduction or enlargement of the first image? How do you know? 2.) Does a constant of proportionality exist? 3.) Why is having a proportional relationship important for scale drawings?
12. 12. Lesson 16.notebook 12 October 09, 2013 Luca drew and cut out small right triangle for a mosaic piece he was creating for art class. His mother really took a liking and asked if he could create a larger one for their living room and Luca made a second template for his triangle pieces. a. Does a constant of proportionality exist? If so, what is it? If not, explain. b. Is Luca‛s enlarged mosaic a scale drawing of the first image? Explain why or why not.
13. 13. Lesson 16.notebook 13 October 09, 2013
14. 14. Lesson 16.notebook 14 October 09, 2013 Exit Ticket
15. 15. Lesson 16.notebook 15 October 09, 2013