Given: ABCD is a parallelogram.
Angles Segments Triangles Statements Reasons
Prove: AB = CD a...
Mathematics, 09.06.2021 23:30 Valduarte07
Given: ABCD is a parallelogram.
Angles Segments Triangles Statements Reasons
Prove: AB = CD and BC - DA
BAC
BCA
DAC
2DCA
B
с
Statements
Reasons
✓ 1. ABCD is a parallelogram
1. given
2. def. of parallelogram
✓ 2. AB || CD
✓ 3. BC || DA
✓ 4. draw AC
3. def. of parallelogram
4. unique line postulate
A
D
5. def. of alt. interior angles
✓ 5. BCA and DAC
are alt. interior angles
Answers: 1
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