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
A Is for Answers that Spencer did not hurt her. After telling them about what happened that night, all the girls are attacked by what appears to be "A" and they run up to the roof. (Ian Harding) comes up just as “A” reaches them and claims to know who “A” is but “A” does not seem to care. He and “A” struggle for the gun, which is dropped in the struggle. Hanna picks it up and threatens the masked person at gunpoint to take off the mask. “A” pretends to reach for the mask, then jumps over to the next building and leaves