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Similar Polygons: Part 1 Corresponding Parts

Similar Polygons: Part 1 Corresponding Parts. Warm-up. What is a polygon?. Determine whether rectangle HJKL is similar to rectangle MNPQ. Explain. HJ JK MN NP 7 3 = 30 10 6 = 42 Not equivalent ratios, so rectangle HJKL is NOT similar to rectangle MNPQ.

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Similar Polygons: Part 1 Corresponding Parts

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  1. Similar Polygons: Part 1 Corresponding Parts

  2. Warm-up What is a polygon?

  3. Determine whether rectangle HJKL is similar to rectangle MNPQ. Explain. HJ JK MN NP 7 3 = 30 10 6 = 42 Not equivalent ratios, so rectangle HJKL is NOT similar to rectangle MNPQ. Identify Similar Polygons H 7 J = 3 3 L K 7 = 10 M N 6 6 P Q 10

  4. Determine whether these polygons are similar. Explain Example Problems 8 12 6 6 8 8 Shape 1 Shape 2

  5. Determine whether these polygons are similar. Explain 6 3.5 1.5 1.5 14 14 3.5 6 Shape 1 Shape 2

  6. Determine whether these polygons are similar. Explain 5 13 5 3 4 12 Shape 1 Shape 2

  7. Determine whether these polygons are similar. Explain 18 6 8 10 7.5 6 13.5 8 Shape 1 Shape 2

  8. Worksheet time! Please Complete PROBLEMS# 1 – 4 on Skills Practice Side!

  9. Let’s Check Your Answers! 1. Yes 2. No 3. Yes 4. Yes

  10. Similar Polygons: Part 2Proportions

  11. Given that polygon WXYZ is similar to polygon ABCD, find the missing measure. AD DC WZ ZY 13 10 = 10m m 15 = 195 10m = 195 m = 19.5 Find Missing Measures A B = 13 13 D 10 C = W 24 X m Z Y 15

  12. Given that polygon WXYZ is similar to polygon ABCD, find the missing measure. AB DC WX ZY Find Missing Measures m A B = 13 13 D 10 C = W 24 X 19.5 Z Y 15

  13. Rectangle KLMN is similar to rectangle TUVW. If the perimeter of rectangle KLMN is 32 units, what is the perimeter of rectangle TUVW? A 128 units B 64 units C 96 units D 40 units Example Problem 8 L M K N 16 V U W T

  14. Worksheet time! Please Complete PROBLEMS# 5 – 8 on Skills Practice Side!

  15. Let’s Check Your Answers! 5. 5.2 6. 4.5 7. 2.5 8. 16

  16. Up Next… Activity 1: Practice 4-5, Questions 1 – 7 Activity 2: Hippo Packet # 14

  17. Trade and Grade Practice 4-5 1. No 2. Yes 3. x = 14 4. x = 9 5. x = 3 6. x = 2 7. Perimeter = 18 in.

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