18. Use deductive reasoning to complete the given proof. Given: CE = DF;CF = DE Prove: AFCE E AEDF O WUAT OMER INFORmATIeN IS NEEDO TO PPOJE HE TRIANGLES CONBRUENT ? CHINI: DE CONSTRUC T TRIANGLES DJERLAPPIMG E AND IDENTnfy com mON PARTIS)) (2 From O, w44 (S IT TPUE? (REASON) 3 WHAT poSTULANE OR IEOREM IS PeaVE PHE TRIANGLES USED CONGRUENT ?

Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter1: Line And Angle Relationships
Section1.5: The Format Proof Of A Theorem
Problem 11E: When can a theorem be cited as a reason reason in a proof?
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18. Use deductive reasoning to complete the given proof.
D
Given: CE = DF;CF = DE
Prove: AFCE = AEDF
O WHAT OHER
INFORMATIun
IS NEEDEO TO
PlOJE PHE
TRIANGLES CONBRUENT?
(HINÎ: DECONSTRUC T
OJERLAPPINb TRIANGLES
F
AND IDENTfy commON
E
PARTIS)
FROm O, wy4 is
IS IT TRUE? (REASON)
3 WHAT POSTULANE oR RIEORE is
PLaVE PHE TRIANGLES
USED
CONGRUENT ?
Transcribed Image Text:18. Use deductive reasoning to complete the given proof. D Given: CE = DF;CF = DE Prove: AFCE = AEDF O WHAT OHER INFORMATIun IS NEEDEO TO PlOJE PHE TRIANGLES CONBRUENT? (HINÎ: DECONSTRUC T OJERLAPPINb TRIANGLES F AND IDENTfy commON E PARTIS) FROm O, wy4 is IS IT TRUE? (REASON) 3 WHAT POSTULANE oR RIEORE is PLaVE PHE TRIANGLES USED CONGRUENT ?
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