Download or read book The Elements of Plane and Spherical Trigonometry (Classic Reprint) written by Eugene Lamb Richards and published by Forgotten Books. This book was released on 2017-10-16 with total page 222 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from The Elements of Plane and Spherical Trigonometry If it is required, at a given point, to make an oh tuse angle of a given number of degrees, we produce the line through the given point, and make an angle on the line produced equal to the supplement of the given angle. Thus let it be required to make an angle of 100 at the point A in the given line A B. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.