А.
B
1
2.
2
4.
Mathematics, 04.12.2020 22:50 mateoperez496
Given: AB || DC and m2 =m24
Prove: AD || BC
А.
B
1
2.
2
4.
3
D
с
Statements
1. AB | DC
2. m 22=m24
3. 21 and 24 are supplements
4. ?
5. mZ1 + Z2 = 180°
6. 21 and 22 are supplements
7. AD BC
Reasons
1. given
2. given
3. same side interior angles thm
def. of supplementary angles
5. substitution
def. of supplementary angles
7. converse same side interior angles thm
Answers: 1
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Given: AB || DC and m2 =m24
Prove: AD || BC
А.
B
1
2.
2
4.
А.
B
1
2.
2
4.
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