1. 4. reason: ON bisects reason: C is the midpoint of BD. answer: answer: PO Q o a B C D R E. 2.
1. 4. reason: ON bisects reason: C is the midpoint of BD. answer: answer: PO Q o a B C D R E. 2.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Related questions
Question

Transcribed Image Text:1 A A 23% 4:39 AM
B. Paragraph Proof
A
Example 3
Given: LCDB LABD; LCBD LADB
Prove: ADCB ABAD
B
Proof:
Since the given states that ZCDB LABD and 2CBD LADB; and DB = BD by Reflexive
Property of Congruence, therefore ADCB ABAD by ASA Congruence Postulate.
Example 4
Given: AHOT and A MET; T is a midpoint of HM;
20 and LE are right angles
T.
E
Prove: ΔΗΟΤ ΔΜΕΤ
Proof:
M
Statements
Reasons
1. ΔΗΟΤ αnd ΔΜΕΤ;
T is a midpoint of HM;
20 and LE are right angles
2. 20 LE (A)
3. LHTOandzMTE are vertical angles
4. ZHTO LMTE (A)
5. HT MT (S)
6. . ΔΗΟΤ ΔΜEΤ
1. Given
2. All right angles are congruent
3. Definition of angle bisector
4. Definition of midpoint
5. Definition of midpoint
6. AAS Congruence Theorem
Let's Practice!
Activity 1: Write corresponding congruent parts of two triangles using the given reason.
1.
reason: ON bisects PQ.
reason: C is the midpoint of BD.
answer:
answer:
B
PO Q
C
2.
F
R
5.
reason: EH intersects GF at I.
answer:
3.
reason: MK bisects 2JML
reason: SU is the perpendicular
bisector of RT.
K.
answer:
answer:
M.
ANALIZA A. REYES
MATH 8 QUARTER 3 WEEK 6
Page S|9
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