3 years ago

If m∠A = m∠B and m∠A + m∠C = ∠D, then m∠B + m∠C = ∠D.

Mathematics

2 answers:

Zina [86]3 years ago

3 0

Answer:

substitution property

Step-by-step explanation:

When you replace m∠A in the second equation with its equal, as defined by the first equation, you are making use of the <em>substitution property</em>.

That property says you can replace anything by its equal.

nekit [7.7K]3 years ago

3 0

Answer:

subsitution

Step-by-step explanation:

i jus took the quiz

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