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Chapter 7.4 and 7.5

Chapter 7.4 and 7.5. Parallel Lines and Proportional Parts and Parts of Similar Triangles. Concept. Find the Length of a Side. A. 2.29 B. 4.125 C. 12 D. 15.75. Concept. Determine if Lines are Parallel. A. yes B. no C. cannot be determined.

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Chapter 7.4 and 7.5

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  1. Chapter 7.4 and 7.5 Parallel Lines and Proportional Parts and Parts of Similar Triangles

  2. Concept

  3. Find the Length of a Side

  4. A. 2.29 B. 4.125 C. 12 D. 15.75

  5. Concept

  6. Determine if Lines are Parallel

  7. A. yes B. no C. cannot be determined

  8. A midsegment of a triangle is a segment with endpoints that are the midpoints of two sides of the triangle. Every triangle has three midsegments. Midsegment of a triangle

  9. Concept

  10. A.In the figure, DE and EF are midsegments of ΔABC. Find AB. Use the Triangle Midsegment Theorem

  11. B.In the figure, DE and EF are midsegments of ΔABC. Find FE. Use the Triangle Midsegment Theorem

  12. C.In the figure, DE and EF are midsegments of ΔABC. Find mAFE. Use the Triangle Midsegment Theorem

  13. A.In the figure, DE and DF are midsegments of ΔABC. Find BC. A. 8 B. 15 C. 16 D. 30

  14. B.In the figure, DE and DF are midsegments of ΔABC. Find DE. A. 7.5 B. 8 C. 15 D. 16

  15. C.In the figure, DE and DF are midsegments of ΔABC. Find mAFD. A. 48 B. 58 C. 110 D. 122

  16. Concept

  17. Use Proportional Segments of Transversals MAPS In the figure, Larch, Maple, and Nuthatch Streets are all parallel. The figure shows the distances in between city blocks. Find x.

  18. In the figure, Davis, Broad, and Main Streets are all parallel. The figure shows the distances in between city blocks. Find x. A. 4 B. 5 C. 6 D. 7

  19. Concept

  20. Use Congruent Segments of Transversals ALGEBRA Find x and y.

  21. A. ; B.1; 2 C.11; D.7; 3 2 3 __ __ 3 2 Find a and b.

  22. Concept

  23. MK and TR are corresponding medians and LJ and SQ are corresponding sides. JL = 2x and QS = 2(5) or 10. Use Special Segments in Similar Triangles In the figure, ΔLJK ~ ΔSQR. Find the value of x.

  24. In the figure, ΔABC ~ ΔFGH. Find the value of x. A. 7 B. 14 C. 18 D. 31.5

  25. Concept

  26. Use the Triangle Angle Bisector Theorem Find x.

  27. Find n. A. 10 B. 15 C. 20 D. 25

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