Maths Equations Flashcards
1
Q
Area of a circle
A
Πr^2
2
Q
volume of square
A
4/3 x πr^3
3
Q
Volume of cylinder
A
πr^2 x h
4
Q
volume of cone
A
1/3 x πr^2 x h
5
Q
Volume of square based pyramid
A
1/3 x b^2 x h
6
Q
Sin θ =
A
opposite/hypotenuse
7
Q
Cosθ=
A
adjacent / hypotenuse
8
Q
Tanθ=
A
opposite/adjacent
9
Q
Area of parallelogram
A
(a+b)/2 x h
10
Q
How to work put the curved Surface Area of a cone
A
Πrl
1) to work out L make the cone into a triangle and use a^2 + b^2 = c^2
2) π x L x R
