Holt Geometry - Algebra 1

1 Holt GeometryHomework and Practice WorkbookCopyright by Holt, Rinehart and Winston. All rights reserved. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopy, recording, or any information storage and retrieval system, without permission in writing from the publisher. Teachers using Geometry may photocopy complete pages in sufficient quantities for classroom use only and not for and the Owl Design are trademarks licensed to Holt, Rinehart and Winston, registered in the United States of America and/or other in the United States of AmericaISBN 0-03-078087-X1 2 3 4 5 6 7 8 9 862 09 08 07 06 Copyright by Holt, Rinehart and Winston.

2 Iii Holt GeometryAll rights Masters1-1 Practice B ..11-2 Practice B ..21-3 Practice B ..31-4 Practice B ..41-5 Practice B ..51-6 Practice B ..61-7 Practice B ..72-1 Practice B ..82-2 Practice B ..92-3 Practice B ..102-4 Practice B ..112-5 Practice B ..122-6 Practice B ..132-7 Practice B ..143-1 Practice B ..153-2 Practice B ..163-3 Practice B ..173-4 Practice B ..183-5 Practice B ..193-6 Practice B ..204-1 Practice B ..214-2 Practice B ..224-3 Practice B ..234-4 Practice B ..244-5 Practice B ..254-6 Practice B ..264-7 Practice B ..274-8 Practice B ..285-1 Practice B ..295-2 Practice B ..305-3 Practice B ..315-4 Practice B ..325-5 Practice B ..335-6 Practice B.

3 345-7 Practice B ..355-8 Practice B ..366-1 Practice B ..376-2 Practice B ..386-3 Practice B ..396-4 Practice B ..406-5 Practice B ..416-6 Practice B ..427-1 Practice B ..437-2 Practice B ..447-3 Practice B ..457-4 Practice B ..467-5 Practice B ..477-6 Practice B ..488-1 Practice B ..498-2 Practice B ..508-3 Practice B ..518-4 Practice B ..528-5 Practice B ..538-6 Practice B ..549-1 Practice B ..559-2 Practice B ..569-3 Practice B ..579-4 Practice B ..589-5 Practice B ..599-6 Practice B ..6010-1 Practice B ..6110-2 Practice B ..6210-3 Practice B ..6310-4 Practice B ..6410-5 Practice B ..6510-6 Practice B ..6610-7 Practice B ..6710-8 Practice B ..6811-1 Practice B.

4 6911-2 Practice B ..7011-3 Practice B ..7111-4 Practice B ..7211-5 Practice B ..7311-6 Practice B ..7411-7 Practice B ..7512-1 Practice B ..7612-2 Practice B ..7712-3 Practice B ..7812-4 Practice B ..7912-5 Practice B ..8012-6 Practice B ..8112-7 Practice B ..82 Copyright by Holt, Rinehart and Winston. 1 Holt GeometryAll rights Date ClassLESSONUse the figure for Exercises 1 7. 1. Name a plane. Possible answers: plane BCD; plane BED "#%$ 2. Name a segment. _ BD , _ BC , _ BE , or _ CE 3.

5 Name a line. Possible answers: __ EC ; ___ BC ; __ BE 4. Name three collinear points. points B, C, and E 5. Name three noncollinear points. Possible answers: points B, C, and D or points B, E, and D 6. Name the intersection of a line and a segment not on the line. point B 7. Name a pair of opposite rays. ___ BC and ___ BE Use the figure for Exercises 8 11. 8. Name the points that determine plane R. M789: points X, Y, and Z 9. Name the point at which line m intersects plane R. point Z 10. Name two lines in plane R that intersect line m. __ XZ and __ YZ 11. Name a line in plane R that does not intersect line m.

6 __ XY Draw your answers in the space provided. Michelle Kwan won a bronze medal in figure skating at the 2002 Salt Lake City Winter Olympic Games. 12. Michelle skates straight ahead from point L and stops ,-at point M. Draw her path. 13. Michelle skates straight ahead from point L and continues ,RAY-through point M. Name a figure that represents her path. Draw her path. 14. Michelle and her friend Alexei start back to back at point L +,-and skate in opposite directions. Michelle skates through point M, and Alexei skates through point K. Draw their paths. Practice BUnderstanding Points, Lines, and Planes1-1 Copyright by Holt, Rinehart and Winston.

7 2 Holt GeometryAll rights Date ClassLESSONP ractice BMeasuring and Constructing Segments1-2 Draw your answer in the space provided. 1. Use a compass and straightedge to construct _ XY congruent to _ UV . 5689 Find the coordinate of each point."%$# 2. D 0 3. C 2 4. E each length. 5. BE 6. DB 4 7. EC Exercises 8 11, H is between I and J. 8. HI and HJ Find IJ. 9. JI 25 and IH 13. Find HJ. 12 10. H is the midpoint of _ IJ , and IH Find HJ. 11. H is the midpoint of _ IJ , and IJ Find IH.

8 Find the measurements. 12. +-,X X X Find LM. 7 13. A pole-vaulter uses a 15-foot-long pole. She grips the pole so that the segment below her left hand is twice the length of the segment above her left hand. Her right hand grips the pole feet above her left hand. How far up the pole is her right hand? ft Copyright by Holt, Rinehart and Winston. 3 Holt GeometryAll rights Date ClassLESSON1-3 Practice BMeasuring and Constructing AnglesDraw your answer on the figure. 1. Use a compass and straightedge to &'$% construct angle bisector ___ DG.

9 2. Name eight different angles in the figure. A, C, ABC, ABD, ADB, "!#$ ADC, CBD, and CDBFind the measure of each angle :798 and classify each as acute, right, obtuse, or straight. 3. YWZ 4. XWZ 5. YWX 90 ; right 120 ; obtuse 30 ; acuteT is in the interior of PQR . Find each of the following. 6. m PQT if m PQR 25 and m RQT 11 . 14 7. m PQR if m PQR (10x 7) , m RQT 5x , and m PQT (4x 6) . 123 8. m PQR if __ QT bisects PQR, m RQT (10x 13) , and m PQT (6x 1) . 44 9. Longitude is a measurement of position around the equator of Earth. Longitude is measured in degrees, minutes, and seconds. Each degree contains 60 minutes, and each minute contains 60 seconds.

10 Minutes are indicated by the symbol and seconds are indicated by the symbol . Williamsburg, VA, is located at 76 42 25 . Roanoke, VA, is located at 79 57 30 . Find the difference of their longitudes in degrees, minutes, and seconds. 3 15 05 10. To convert minutes and seconds into decimal parts of a degree, divide the number of minutes by 60 and the number of seconds by 3,600. Then add the numbers together. Write the location of Roanoke, VA, as a decimal to the nearest thousandths of a degree. Copyright by Holt, Rinehart and Winston. 4 Holt GeometryAll rights Date ClassLESSON1-4 Practice BPairs of Angles 1.