# In Exercises 16 and 18 , complete the missing statements or reasons for each proof. Given: In Δ A B C , m ∠ C = 90 ° Prove ∠ 1 and ∠ 2 are complementary PROOF Statements Reasons 1. Δ A B C , m ∠ C = 90 ° 1. _ 2. m ∠ 1 + m ∠ 2 + m ∠ C = _ 2. The sum of ∠ s of a Δ is 180 ° . 3. _ 3. Substitution Property of Equality 4. m ∠ 1 + m ∠ 2 = _ 4. Subtraction Property of Equality. 5. ∠ 1 and ∠ 2 are complementary. 5. _

### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
Publisher: Cengage Learning
ISBN: 9781285195698

### Elementary Geometry for College St...

6th Edition
Daniel C. Alexander + 1 other
Publisher: Cengage Learning
ISBN: 9781285195698

#### Solutions

Chapter
Section
Chapter 2.CT, Problem 18CT
Textbook Problem

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