Name two segments parallel to line AB.

EF, DC, and HG
Which lines are parallel if <1 is congruent to <2?

a parallel to b
What is the measure of <1?

m<1 = 98
Find the slope of the line that passes through the points (-1,2) and (4,-2).
-4/5
Write an equation of the line through (-1,5) with slope 2.
y-5=2(x+1)
Name two segments skew to line CD.

Line BF, Line AE, Line EH, or Line FG
What is the value of x if a is parallel to b?

x=30
What is the measure of <2?

m<2=65
Graph.
y=2/3x+1
graph
Name two pairs of corresponding angles.

1 and 3
2 and 4
8 and 6
7 and 5
Name two pairs of alternate interior angles.

<2 and <6, or <3 and <7
Will the side pieces be parallel? If yes, explain your reasoning.

Yes by Theorem 3-9.
Find the values of x, y, and z.

x=78
y=102
z=29
Graph
y-3=-2(x+3)
graph
Write an equation of the line parallel to y=-3x-5 that contains (-1,8) in slope intercept form.
y=-3x+5
The measure of <3 is 55. Which angles are supplementary to <3? Justify each one.

<4 by linear pair
<8 same-side interior angles
<6 vertical to <8
<2 vertical to <4
Solve for x.

x = 4
Construct a line parallel to the given line through the given point.

4 arcs
Are lines 1 and 2 parallel?
Line 1: (-1,5) and (2,-4)
Line 2: (-3,3) and (-1,-4)
Slope line 1: -3
Slope line 2: -7/2
No
Construct a line perpendicular to the given line through the given point.

3 arcs
Write a proof.
Given: a is parallel to b.
Prove: <1 and <8 are supplementary.


Write a flow proof.

Proof
Construct a special quadrilateral with line AB = line PT.

5 arcs, connect the two endpoints
What is an equation of the line perpendicular to y=1/5x+2 that contains (15,-4) in slope intercept form.
y=-5x+71
Are lines 1 and line 2 perpendicular?
Line 1: (-4,2) (0,-4)
Line 2: (4,3) (-5,-3)
Line 1 slope: -3/2
Line 2 slope: 2/3
yes