has area formula

7 triples
GPTKB property

Random triples
Subject Object
gptkb:ARC_Triangle (base * height) / 2
gptkb:Baker_Triangle 1/2 * base * height
gptkb:Tri-Angle 1/2 * base * height
gptkb:KRC_Triangle 0.5 * base * height
gptkb:Katipunan_triangle 0.5 * base * height
gptkb:Circle πr²
gptkb:Triangle (base * height) / 2