+0  
 
+1
43
3
avatar+363 

Help me please!! (POOFS)

 

https://static.k12.com/calms_media/media/8120000_8120500/8120139/84eeb61451953603972d0b068da19649c3fe37ed/8120139.pdf

AngelRay  Nov 6, 2017
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3+0 Answers

 #1
avatar+78729 
+2

First one

 

1. Given

2. Corresponding Angles

3. Corresponding Angles have equal measures

4. Linear Pair Definition

5. Linear Pair Theorem

6. Definition of Supplementary Angles

7. Substitution using (3)

8. Definition of Supplementary Angles

 

 

cool cool cool

CPhill  Nov 6, 2017
 #2
avatar+363 
+1

Thank you. 

AngelRay  Nov 6, 2017
 #3
avatar+78729 
+1

Second one

 

1. Definition of an Exterior Angle

2. Definition of a Linear Pair

3. Linear Pair Theorem

4. Definition of Supplementary Angles

5.  m<1 + m<2 + m<3 = 180°

6. Substitution Property of Equality using (4) and (5)

7. m<1 + m<2 = m<4             Subtraction Property of Equality using (6)

 

 

cool cool cool

CPhill  Nov 6, 2017

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