Assertion: rhombus's diagonal | /r/HasProperty | axes of symmetry
Facets:
Source sentences:
text: Thus the diagonals of a rhombus are axes of symmetry.
text: The two diagonals, and the two lines joining the midpoints of opposite sides, are axes of symmetry.
text: The two diagonals of a square, and the two lines joining the midpoints of opposite sides, are axes of symmetry.