CORE 2 (C2) A- Level Maths Formulas
These are the all formulas needed for C2 that aren't listed on the formula sheet
Sin Rule
a/sinA = b/sinB
Area of a triangle
1/2absinC
Area of a sector
θr²/2
tanx=sinx/cosx
Area of a circle
πr²
sin²θ + cos²θ = 1
Arc length
θr
Circumference of a circle
2πr
Sin Rule
a/sinA = b/sinB
Area of a triangle
1/2absinC
Area of a sector
θr²/2
tanx=sinx/cosx
Area of a circle
πr²
sin²θ + cos²θ = 1
Arc length
θr
Circumference of a circle
2πr
@_mou
I've moved this to the maths forum
I've moved this to the maths forum
Original post by _mou
These are the all formulas needed for C2 that aren't listed on the formula sheet
Sin Rule
a/sinA = b/sinB
Area of a triangle
1/2absinC
Area of a sector
θr²/2
tanx=sinx/cosx
Area of a circle
πr²
sin²θ + cos²θ = 1
Arc length
θr
Circumference of a circle
2πr
Sin Rule
a/sinA = b/sinB
Area of a triangle
1/2absinC
Area of a sector
θr²/2
tanx=sinx/cosx
Area of a circle
πr²
sin²θ + cos²θ = 1
Arc length
θr
Circumference of a circle
2πr
I've moved this to the maths forum
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