STATEMENTS
REASONS
1. ZAEB is a complement of ZBEC. 1. Given
2.
2. Definition of...
Mathematics, 08.03.2021 22:00 janellesteele5918
STATEMENTS
REASONS
1. ZAEB is a complement of ZBEC. 1. Given
2.
2. Definition of complementary angles
3. mZAEC = MZAEB + mZBEC .
4.
4. mZAEC = 90°
5. ZAED + ZAEC = 180°
5. Definition of supplementary angles
6.
6. Substitution Property of Equality
7. MZAED = 90°
7.
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