div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: threetrianglesweeblycom · Auxiliary projection — An orthographic view that is drawn on any plane other than from frontal horizontal or profile plane Perpendicular — A surface src=https:reader034fdocumentsusreader034viewer20220423075ed2f729b371e76f1a462e7ahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: threetrianglesweeblycom · Auxiliary projection — An orthographic view that is drawn on any plane other than from frontal horizontal or profile plane Perpendicular — A surface src=https:reader034fdocumentsusreader034viewer20220423075ed2f729b371e76f1a462e7ahtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: threetrianglesweeblycom · Auxiliary projection — An orthographic view that is drawn on any plane other than from frontal horizontal or profile plane Perpendicular — A surface src=https:reader034fdocumentsusreader034viewer20220423075ed2f729b371e76f1a462e7ahtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: threetrianglesweeblycom · Auxiliary projection — An orthographic view that is drawn on any plane other than from frontal horizontal or profile plane Perpendicular — A surface src=https:reader034fdocumentsusreader034viewer20220423075ed2f729b371e76f1a462e7ahtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: threetrianglesweeblycom · Auxiliary projection — An orthographic view that is drawn on any plane other than from frontal horizontal or profile plane Perpendicular...