2x-60=
30
35+x=90
55
A line is named by...
Any 2 points on the line, or a lowercase script letter.
What does the word BISECT mean?
To cut something into two congruent pieces or in half.
coordinate plane
A plane that is divided into four regions by a horizontal line called the x-axis and a vertical line called the y-axis
180+5x=360-4x=
20
x-34=146
180
A plane is named by...
Any 3 non-collinear points on the plane or an uppercase script letter
A point that divides, or bisects, a segment into two congruent segments is called a ___________________.
midpoint
graph
the collection of all points whose coordinates satisfy a given relation
(x+6)+3x=90
21
What is a line segment?
A line segment is part of a line – it has one end point and the other end goes on forever.
Two lines intersect at a ....
point
Part of a line. Has one endpoint and continues on forever in one direction.
Ray
integer
All whole numbers (both positive and negative) and zero.
(3x+1)+(2x-6)=180
37
How to identify line segments ?
Look for two endpoints
A__________ is a fixed position in space and has no dimensions or size.
point
This point divides a line segment into 2 equal parts
midpoint
negative integer
a whole number that is less than zero
–35 and 21 on a number line
56 units
What is the difference between a line segment and a ray?
How many points do you need to make a line?
at least 2
segment bisector
A segment bisector is a line (or part of a line) that passes through the midpoint.
opposites
two numbers with the same absolute value but different signs