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Triangle Congruence 3
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Result
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Complete the two-column proof. Identify the missing statement or reason. Type the letter of your answer in each blank.

Given:   AT __ is the perpendicular bisector of MH ¯ .
Prove:   AT __ bisects MAH.
Choices:
a. LL Congruence Theorem
b. SSA Congruence Postulate
c. ΔATMΔATH
d. Reflexive Property of Segment Congruence
e. MATHAT
f. Angle Addition Postulate
g. LA Congruence Theorem
h. CPCTC
i. Definition of angle bisector
j. Definition of perpendicular bisector

Proof:
Statements Reasons
1.
AT __ is the perpendicular bisector of MH ¯ .
1. Given
2.
MT ¯ TH ¯
ATMATH are right angles.
2.
3.
AT __ AT __
3.
4.
4. LL Congruence Theorem
5.
5. CPCTC
6.
AT __ bisects MAH.
6.
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