Connected geometry / 
developed by Education Development Center, Inc. 
 - xiii, 541 pages :  illustrations;  28 cm. 
 - Knowledge series. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>1570395896 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry.<br/>Trigonometry.<br/>Geometry--Problems, exercises, etc.<br/>Geometry--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>516