Harris, Matthew. <br/><br/>
Plane trigonometry / 
Matthew Harris. 
 - USA :  Alexis Press,  ©2025. 
 - ix, 310 pages :  illustrations ;  27 cm. 
<br/><br/> Includes bibliography and index. 
<br/><br/><label>ISBN: </label>9798891615090 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>Dewey Class. No.: </label>DC 516.24 H240 2025