Maths equation Flashcards
1
Q
compound intrest equation
A
Initial X multiplier to the power of time
2
Q
whats intrest
A
the extra bit of money
3
Q
area of a circle
A
pie r squared
4
Q
area of a sector
A
pie r squared times angle /360
5
Q
circumfrence of a circle
A
2 pie r
6
Q
surface area of a cylinder
A
2 pie r squared plus 2 pie r times height
7
Q
surface area of a sphere
A
4 pie r squared
8
Q
SA of a cone
A
pie r x slant + pie r squared
9
Q
vol of a cone
A
1/3 x pie r squared x height
10
Q
quadratic sequence
A
AN2 + BN + C
11
Q
inferences of a quadratic sequence
A
first layer = a + b +c
second layer = 3a + b
third layer = 2a
