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Mathematics, 24.06.2021 18:30 ashiteru123

Angles segments Thangles Statements Reasons Given ABCD is a parallelogram.
Diagonals AC, BD intersect at E
Prove AECE and BE DE
ASA
CPCTC
B.
С
parallelogram side theorem
alternate interior angles theorem
Reasons
1 given
2. def. of alt, interior angles
Statements
1. ABCD is a parallelogram
✓ 2 LABE and LCDE
are alt interior angles
✓ 3. ZBAE and ZDCE
are alt, interior angles
4. AB || CD
3. def. of alt. interior angles
4. def. of parallelogram
А
D


Angles segments Thangles Statements Reasons

Given ABCD is a parallelogram.
Diagonals AC, BD inter

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Angles segments Thangles Statements Reasons Given ABCD is a parallelogram.
Diagonals AC, BD i...

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