Write the inverse:
If it is raining, then I am sad.
If it is not raining, then I am not sad.
Sometimes, always, or never:
Adjacent angles are supplementary
Sometimes
Are the lines parallel, perpendicular, or neither?
10x + 5y = -5 and y = -2x + 6
What is parallel?
Write an equation in slope-intercept form for the line described: passes through (-8,1), perpendicular to y=2x-17
What is y=-1/2x -3
If (3y+ 53) and (7y - 55) are alternate exterior angles, what is the value of x?
What is 27?
Sometimes, always, or never true:
Skew lines are coplanar.
NEVER!
What are consecutive (same side) interior angles?
Are the lines parallel, perpendicular, or neither?
5x + 3y = 3 and 3x + 5y = -25
What is neither?
If (21+ 2x) and (x + 84) are alternate interior angles, what is the value of x?
What is 63?
Write the converse:
If I get an A, then my mom is proud.
If my mom is proud, then I got an A.
Sometimes, always, or never true:
Consecutive interior angles are congruent.
Are the lines parallel, perpendicular, or neither?
Line JK: J(13, -5) and K(2, 6)
Line LM: L(-1, -5) and M(-4, -2)
What is parallel?
If (7x-2) and (10-3x) are consecutive exterior angles, what is the value of x?
What is 43?
Fill in Reason 2a
Definition of congruent
What are alternate exterior angles?
Are the lines parallel, perpendicular, or neither?
Line JK: J(1, 9) and K(7, 4)
Line LM: L(8, 13) and M(-2, 1)
What is perpendicular?
Write the equation of the line perpendicular to y=3 through the point (6, -4)
x=6
Find x so that l ll m.
What is x = 17
The slope of line n is -1.8
Find the slope of a line perpendicular to line n as a simplified fraction.
5/9
Fill in reason 4
Vertical angles theorem
Are the lines parallel, perpendicular, or neither?
2/3y=-4x+1 and y-4=-1/6(x-9)
Neither
Write the equation of a line in slope intercept form that has a slope of 4, and passes through (-4,8)
What is y=4x+24
Find the value of y that makes the lines parallel
What is y=27