Assertion: regular polygon's apothem | /r/HasProperty | the height of a triangle
Facets:
Source sentences:
text: The apothem is the height of a triangle between the center and two consecutive vertices of the polygon.
text: This formula can be derived by partitioning the n-sided polygon into n congruent isosceles triangles, and then noting that the apothem is the height of each triangle, and that the area of a triangle equals half the base times the height.