9. Supply the reason for each step in the two-column proof. Given: AD bisects BE. AB || DE B A Prove: AABC = ADEC Proof: C Statements Reasons 1. AD bisects BE. 2. BC= EC 1. ? 2. ? E 3. AB || DE 3. 2 4. ZB LE 4. ? 5. ZBCA = ZECD 5. 2 6. AABC = ADEC 6. 2
9. Supply the reason for each step in the two-column proof. Given: AD bisects BE. AB || DE B A Prove: AABC = ADEC Proof: C Statements Reasons 1. AD bisects BE. 2. BC= EC 1. ? 2. ? E 3. AB || DE 3. 2 4. ZB LE 4. ? 5. ZBCA = ZECD 5. 2 6. AABC = ADEC 6. 2
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Transcribed Image Text:9. Supply the reason for each step in the two-column proof.
Given: AD bisects BE.
AB || DE
B
A
Prove: AABC = ADEC
Proof:
Statements
Reasons
1. AD bisects BE.
2. BC = EC
1. 2
2. ?
E
3. AB || DE
3. 2
4. ZB = LE
4. 2
5. ZBCA = ZECD
5. 2
6. AABC = ADEC
6. ?
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