Complementary and Supplementary Angles Instruction
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Proving the Congruent Supplements Theorem
Ty
Statements Reasons
Given: 21 and 22 are supplements, 23
and 24 are supplements, and
21 24
Prove. 22 23
m2 1 = m24
m2 = m23
m2 1 + m2 = 180
212 24
m2 1 + m2 2 = m_3+ m21
m 1 + m22 = 23+ m24
Reasons
/
1. given
Statements
✓ 1.21 and 22 are supp
✓ 2.23 and 24 are supp
✓ 3. m23 + m/ 4 = 180
MEA
2. given
3. def. of supplementary angles
Hint