Points, Lines and planes
Rays and Segments
Linear Equations
Graphing
Points, Lines, Planes, etc
100
A flat surface with no thinkness
What is a plane
100
True or False: You can name a ray with points A and B, where A is the endpoint, as either AB or BA
What is false The first letter always has to be the ______.
100
What is the slope-intercept form of the line equation?
What is y = mx + b.
100
What is the formula for slope?
What is m=(y2-y1)/(x2-x1).
100
The intersection two lines
What is a point.
200
Name the two ways you can name a line with points C and D
What is line CD or line DC
200
What does a segment have that a line or a ray do not?
What is two endpoints.
200
3(y + 4) - 7 = 23 Solve for y.
What is y = 6.
200
Draw a basic coordinate plane and graph a line with a negative slope.
[see board]
200
True or False: Parallel lines are coplanar lines that do not intersect.
True.
300
Three or more points on a straight line is called
What is collinear
300
segment AB is 9 in. and segment BC is 10 in. What is the length of segment AC?
What is 19 in.
300
(1/3)x + 6 = -8 What is x? Note: (1/3)x is "one-third times x"
What is x = -42.
300
What are the slope and y-intercept of the following line: y = -7x + 4
m = -7 b = 4
300
Using the Ruler Postulate, calculate the distance between point P at -6 and point Q at 7.
PQ = |7 – (-6)| = |7 + 6| = |13| = 13 or PQ = |-6 – 7| = |-13| = 13
400
The intersection of two planes.
What is a line
400
P is the midpoint of segment TU. Segment TU is 90 in. How long is segment TP and PU?
What is 45 inches.
400
4r - 3(r - 2) = 21 What is the value of r?
What is r = 15.
400
What are the slope and y-intercept of the following line: 4x − y = 1
m = 4 b = -1
400
State the ruler postulate (either the definition or equation)
The distance between any two points is the absolute value of the difference of the corresponding numbers AB = |a - b|
500
Three or more points that lie in the same plane.
What is coplanar
500
Segment DF is 20 inches. Segment EF is 12 inches. How long is segment DE?
What is 8 inches (if E is between D and F) and 32 inches (if F is between D and E).
500
What is the point-slope form of the line equation?
y - y1 = m(x - x1)
500
What are the slope and y-intercept of the following line: 6x + 4y = -20
m = 3/2 b = -5
500
What is the definition of a skew line?
Lines that are non-coplanar, and therefore not parallel and not intersecting.
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