Given: m∠A + m∠B = m∠B + m∠C
Prove: m∠C = m∠A
Write a paragraph proof to prove the statement.
If m∠A + m∠B = m∠B + m∠C, subtract m∠B from both sides [ subtraction property of equality ].
We get that m∠A = m∠C and by the symmetric property of equality, m∠C = m∠A
