When math teacher teaching students ENGLISH ALPHABET
A for Area
B for Base
C for Circumference
D for distance
E for Euler number
F for Function
G for Gravity
H for Height
I for Irrational
J for Joule
K for Kilogram
L for Length
M for Multiple
N for Number
O for Oval
P for Permutation
Q for Quadratic Equation
R for Radius
S for Second
T for Time
U for Unit
V for Velocity
W for Weight
X for Incorrect
Y for Year
Z for Zero