Symbols Flashcards
1
Q
R
A
The set of real numbers
2
Q
Q
A
The set of rational numbers
3
Q
Z
A
The set of intergers
4
Q
W
A
The set of whole numbers
5
Q
N
A
The set of natural numbers
6
Q
✓ABC
A
Angle ABC
7
Q
M✓ABC
A
The measure of angle ABC
8
Q
∆ABC
A
Triangle ABC
9
Q
AB
A
Segment AB
10
Q
_+
A
Plus or minus
11
Q
|-4|
A
The absolute value of -4
12
Q
{
A
System
13
Q
π
A
Pi
14
Q
¢
A
Empty set
15
Q
F(x)
A
Function notation; f of x
