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LESSON NAME _________________________________________________________ DATE ___________ 6.1 Practice B For use with pages 322–328 Decide whether the figure is a polygon. If not, explain why. 1. 2. 3. Lesson 6.1 Use the number of sides to tell what kind of polygon the shape is. Then state whether the polygon is convex or concave. 4. 5. 6. Use the diagram at the right to answer the following. 7. Name the polygon by the number of sides it has. B A 8. Polygon ABCDEFG is one name for the polygon. State two other names. C G 9. Name all of the diagonals that have vertex E as an endpoint. Draw a figure that fits the description. 11. A convex octagon D F 10. Name the nonconsecutive angles to A. E 12. A concave decagon 13. An equilateral quadrilateral that is not equiangular 14. An equiangular quadrilateral that is not equilateral 15. An equiangular hexagon that is not regular Use the information in the diagram to solve for x. 16. (x 15) (x 15) 17. (3x 1) 18. (4x 15) (5x 15) (5x 11) 2x 2x (4x 34) (5x 15) Copyright © McDougal Littell Inc. All rights reserved. (5x 5) (6x 19) Geometry Chapter 6 Resource Book 15