Integers
-3 + 3 =
0
What does this symbol mean? | |
absolute value
Name the 3 types of angles.
Acute, right, obtuse
This goes on and on in both directions forever
A line
How many inches are on a ruler?
12
5 - 10 =
-5
|-27|
The absolute value of -27 is 27.
An angle that is less than 90° is
Acute
This is a single spot in space or on a line
A point
Which is bigger – inches or centimeters?
Inches
18 ÷ -6 =
-3
|-125|
The absolute value of -125 is 125.
An angle that is exactly 90° is
This starts at one point and goes on forever in just one direction
A ray
How many feet are in one yard?
3 feet
-100 ____ -15
choose > < =
-100 < -15
-100 is farther away from 0, so it is less than -15.
|18|
An angle that is greater than 90° and less than 180° is
An angle
I have a 16-inch ribbon. I cut it in half. How long is each half?
8 inches
Is zero positive, negative, or neither?
Neither! Zero is not a positive or negative number. It is the only number where this is the case.
-|-5|
-5
The opposite of the absolute value of -5 is negative 5.
An angle that measures 180° is
A straight angle (or a straight line)
Two lines that go on forever and never touch or cross are
(parallel or perpendicular)
Parallel
What unit would you use to measure the distance a person runs in a race?
(feet, miles, inches, centimeters)
Miles