Geometry
Informal and Two-Column Proofs
Two Column Proofs Assignment
Total Points = 40
This proof is worth 10 points. Each blank is worth 2 points.
Fill in the blanks in the proof below:
G
F
E
B
A
C
D
H
Given:
CD AE
and
CD GH
||
; Prove:
GH AF
.
Statement
Reason
CD AE
Given
CD GH
||
ABD
is a right angle
ABD
and
are alternate exterior