maths Flashcards
1
Q
Distance formula
A
d= √(x_2 − x_1)^2+(y_2− y_1)^2
2
Q
midpoint formula
A
M(x, y)=((x_1+ x_2)/2, (y_1+ y_2)/2)
3
Q
gradient
A
m = rise/run
4
Q
The standard form of a straight line
A
y = mx + c
5
Q
Pythagoras’ theorem
A
c^2= a^2+b^2
6
Q
volume cube
A
V=s3
7
Q
Right Rectangular Prism
A
V=LWH
8
Q
Prism or Cylinder
A
V=Ah
9
Q
Pyramid or Cone
A
V=13Ah
10
Q
Sphere
A
V=43πr^3
11
Q
Parallelogram
A
A=πr^2
12
Q
Trapezoid
A
A=(b_1 + b_2)/2h
13
Q
Parallelogram
A
A=bh
14
Q
Triangle
A
A=1/2bh
15
Q
Rectangle
A
A=LW
