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IRISSAK [1]
3 years ago
11

13.) Write a Paragraph proof ( Thanks!!)

Mathematics
1 answer:
viva [34]3 years ago
8 0

Step-by-step explanation:

Use triangle congruency:

BC=EC, AC=DC - Given

m∠DCE = m∠ACB because they are vertical angles

Therefore ΔABC ≅ ΔDEC because of Side-Angle-Side congruency

AB=DE because corresponding parts of congruent triangles are also congruent (CPCTC)

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<span>This is an example of the substitution property of equality, meaning that if pq = 3, you may substitute 3 for pq in another related equation. So if pq+rs=5 is true, then 3+rs=5 is true as well.</span>
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4 years ago
The number of terms in a binomial expansion
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It should be one more than the power

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5 0
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3 years ago
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Answer:

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