1. Geometry/Trig Name: __________________________
5.3 Fill In Notes Date: ___________________________
Theorems Involving Parallel Lines:
Distance from a line to a line: _______________________________________________ ______________________________________________________________________
_________________: Equal Distance
Theorem: ______________________________________________________________ ______________________________________________________________________
*Remember* Distance: _______________________________________________ _________________________________________________________________
Example
Theorem: ______________________________________________________________ ______________________________________________________________________
Example:
Given: ____________________________
Then: ____________________________

2. B, F, and D are the midpoints of the sides of DACE.
Geometry/Trig Name: __________________________
5.3 Fill In Notes Date: ___________________________
Theorem: ______________________________________________________________ ______________________________________________________________________
If ________________________________, then ______________________________.
Example:
Theorem: ____________________________________________________
1. _____________________________________________
2. _____________________________________________
If M is the midpoint of AB
and N is the midpoint of AC
Then,
___________________
Example:
B, F, and D are the midpoints of the sides of DACE.
1. If AC = _____, then AB = _____
2. If BF = _____, then CE = _____
3. If AF = ____, then BD = _____
4. If AE = _____, then BD = _____
5. If FD = _____, then AC = _____ A F B C D E

3. 6. If D is the midpoint of AF and J is the midpoint of AH, then….
a. DJ // ____
b. DJ = ½ _____
c. Ð _____
d. Ð JDF and Ð _____ are supplementary.
p. 180 #1-6
Diagram for #1-4
1. If CD = _____, then
AB = _____ and EF = _____
2. If AB = ____, then
CD = ____ and EF = ____.
3. If AB = 5x – 8 and EF = 3x, then
x = ____________.
4. If CD = 8x and
AB = 3x + 2, then
x = __________.