Given: ZBDA ~ ZA
Prove: x=5
Statement
S1. ZBDA LA
S2. ZBDA LCDE
S3. LCDE LA
S4. mzCDE = mzA
S5.
S6. 12x = 11x + 5
S7. x = 5
R1. Given
Reason
R2.
R3. Transitive Property of Congruence
R4
R5. Substitution Property of Equality
R6.
R7 Subtraction Property of Equality
B
