TIME REMAINING 59:13
Read the proof.
Given: AE. EC BD. DC
Prove: AAEC – ABDC
Statement
Reason
1. AE1 EC BD DC
1. given
2. ZAEC is a t. 2, 2BDC is 2. definition of
art. 2
perpendicular
3. LAEC ZBDC
3. all right angles are
congruent
4. ?
4. reflexive property
5. AAEC - ABDC 5. AA similarity theorem
What is the missing statement in step 4?
B
O ZACE ZBCD
D
LEAB DBC
OLEAC LEAC
OZCBD DBC
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