Maths Flashcards
0
Q
Sin 30
A
1/2
1
Q
Sin 0
A
0
2
Q
Sin 45
A
1/r2 = r2/2
3
Q
Sin 60
A
r3/2
4
Q
Sin 90
A
1
5
Q
Cos 0
A
1
6
Q
Cos 30
A
r3/2
7
Q
Cos 45
A
1/r2 = 2/r2
8
Q
Cos 60
A
1/2
9
Q
Cos 90
A
0
10
Q
Surface area of a sphere
A
4 Pi r^2
11
Q
Volume of a sphere
A
4/3 Pi r^3
12
Q
Arithmetic series, Sn
A
n/2 (a + l) = n/2 (2a + (n-1) d)
13
Q
Geometric series, Sn
A
a (1 - r^n) / 1 - r
14
Q
Tan 0
A
0
