Incircle and excircles of a triangle polygon with any number of sides that has an inscribed circle—one that is tangent to each side—is called a tangential polygon. Incircle and excircles of a triangle In geometry, the incircle or inscribed circle of a triangle is the largest circle contained in the triangle; it touches (is tangent to) the three sides. The center of the incircle is a triangle center called the triangle's incenter. An excircle or escribed circle of the triangle is a circle lying outside the triangle, tangent to one of its sides and tangent to the extensions of the other two. Every triangle has three
The Word for World Is Forest by the Vietnam War, but was living in London when she wrote the novel, cut off from the anti-war movement she had been a part of in Oregon. Written in these circumstances, "The Word for World is Forest" became what Le Guin called a "preachment". She stated that writing the book was like "taking dictation from a boss with ulcers". She said that she had wanted to write about forests and dreaming, but that the "boss" had made her write instead about ecological destruction. Charlotte Spivack stated that the book was an "angry work", that ended on a note of