Title: Practice Geometry Proofs Using Langley� s Problem: Forty-Four Solutions to the World's Hardest Easy Geometry Problem (Math Competition Books Series)
Publisher: Independently published
Publication Date: 2019
Language: English
ISBN 10: 1797648861
ISBN 13: 9781797648866
Binding: Paperback
Condition: Fair

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This book includes 44 solutions to a famous geometry problem − Langley’s problem. Each chapter includes some practice problems (with the solutions) to practice the skill used in that chapter.

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