directly congruent figures

directly congruent figures

[də‚rek·lē kən¦grü·ənt ′fig·yərz]

(mathematics)

Two solid geometric figures, one of which can be made to coincide with the other by a rigid motion in space, without reflection.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.