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To identify and apply similar polygons Using a knowledge of extended proportions, students will define and make explicit use of the term “scale factor” between similar polygons. They will also solve equations involving scale factor. 7-2 Quiz The following questions are to help you decide if you understood today’s lesson. Please make sure you ask questions when you miss one so you won’t make the same mistakes in your homework. Be sure to record the number you got right on your portfolio sheet! 1. ABCD ~ WXYZ. AD = 6, DC = 3, and WZ = 59. Find YZ. The figures are not drawn to scale. X B W A ZY C D Z A. 118 B. 29.5 C. 21.7 D. 177 2. You are reducing a map of dimensions 2 ft. by 3 ft. to fit to a piece of paper 8 in. by 10 in. What are the dimensions of the largest possible map that can fit on the page? 3. Figure TQRS BCDE . Name a pair of corresponding sides? 4. Determine whether the figures are similar. 6.6 3 1.9 3 6.08 6.08 6.6 1.9 Not drawn to scale A. Similar B. Not similar C. Not enough information 5. In a diagram of a landscape plan, the scale is 1 cm = 10 ft. In the diagram, the trees are 3.1 centimeters apart. How far apart should the actual trees be planted? A. 3.1 feet B. 31 feet C. 310 feet D. 31 centimeters ASSIGNMENT 7-2 p. 444-446 #10-46 even Be sure to RATE your understanding of the lesson 4-3-2-1-0 after you finish it AND give me 2 complete sentences as to why you rated yourself that way.