関連ワード:
are the opposite sides of a parallelogram equal in length are the diagonals of a parallelogram the same length the opposite sides of a parallelogram are equal in length true or false the opposite sides of a parallelogram have the same length are opposite sides of a parallelogram always equal in length do the opposite sides of a parallelogram have the same length opposite sides of a parallelogram have the same length true or false prove that the opposite sides of a parallelogram are equal in length does opposite sides of a parallelogram have the same length is opposite sides of parallelogram are equal
