Mathematics, 02.12.2021 21:00 joel53
Consider the diagram and proof by contradiction.
Given: ABC with ZB ZC
Prove: ABAC
It is given that ZB ~ 2C. Assume AB and AC are not
congruent. If AB > AC, then m2C>m ZB by
If AC > AB, then mZB>m2C for the same reason.
However, using the given statement and the definition of
congruency, we know that m ZB = m 2C. Therefore, AB
= AC and AB AC.
A
What is the missing reason in the proof?
O converse of the triangle parts relationship theorem
O substitution
O definition of congruency
converse of the isosceles triangle theorerything
B
с
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Consider the diagram and proof by contradiction.
Given: ABC with ZB ZC
Prove: ABAC
It...
Prove: ABAC
It...
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