Triangle

pyramid triangular three shape sail sides three sides equidissectable excircle equidissection cremona richmond configuration truncated cube equilateral triangle rhombicosidodecahedron trianglist morley triangle tetriamond cone δ hyperbolic resonant angular defect mathematical realism love triangle triangularity trioval nanotriangle obtuse triangle triangular colon trihexagonal kathetal chorograph simplex triangled moniamond kingpin law of tangents monsky's theorem tetrahedron triangle free pentiamond hexagram isosceles triangle dunce cap hemiequilateral kanizsa triangle polydrafter acute triangle triamond incircle gyrotriangle hexiamond heron's formula geometric spherical excess escribe truncated tetrahedron voxel dunce hat midcircle truncated dodecahedron trixel sphenomegacorona similar gyrotrigonometry cevian threeside malfatti circle black triangle disphenoid circumcenter tribeca nonhypotenuse euler line octahedron quadrangulate law of sines percussion instrument spherograph base triangulum australe polyabolo excess right triangle trigonometry rhombitrihexagonal abracadabrangle set square dhantal nine point circle antiprism beavage obtuse acute law of cosines heater adamantoid trikonasana obtuse angled shrimp toast polygon triangulist cuboctahedron pixel orthogon penrose triangle triforce trench cut hyperkagome triangulum antimedial triangulation tri triangles deltoideus circumcircle oxygon icosidodecahedron scalene triangle attributive incenter backgammon texel symmedian orthocentric mountain nose delta point side corner geometry evergreen slope slice angle slide piece three corners corners figure geometrical figure geometrical three sided sided three shape geometric shape dress line geometry shape tent degree easel circle angles three angles play apex