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# Similar Polygons - PowerPoint PPT Presentation

Similar Polygons. Section 7.2. M.C. Escher’s Circle Limit IV Winged images are the same shape but different sizes. They are similar images. Similar – same shape but different size

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## PowerPoint Slideshow about ' Similar Polygons' - avram-lang

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### Similar Polygons

Section 7.2

Example 1 Determine whether each pair of figures is similar. Justify your answer.

• All right angles are congruent, so QM.

• PL and RN.

• Sides opposite 90° angle

• or 1.15 and or 1.15 and

• Special effects in movies are often created using miniature models. In a recent movie, a model jeep 31 inches long was created to look like a real 15-foot jeep. What is the ratio of the length of the model compared to the length of the real jeep?

• Write a similarity statement: ______________

• Write a statement of Proportionality :

• Then find x, y and RQ:

• Scale Factor:_____

• Triangle Justify your answer.JKL is similar to PQR with a scale factor of 3/4. If the sides of JKL are 6, 12, and 15 inches, what are the lengths of the sides of PQR?