Edexcel Gcse Mathematics (Linear) - Pythagoras Questions Page 2
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6GCSE Mathematics (Linear) 1380
Formulae: Higher Tier
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Anything you write on this formulae page will gain NO credit.
Volume of a prism = area of cross section × length
cross
section
πr
πr
=
1
=
4
3
2
Volume of sphere
Volume of cone
h
3
3
Curved surface area of cone = πrl
2
Surface area of sphere = 4πr
r
l
h
r
In any triangle ABC
The Quadratic Equation
2
The solutions of ax
+ bx + c = 0
C
where a ≠ 0, are given by
b
a
− ±
−
2
b
(
b
4 )
ac
=
x
2
a
B
A
c
a
b
c
=
=
Sine Rule
sin
A
sin
B
sin
C
2
2
2
Cosine Rule a
= b
+ c
– 2bc cos A
=
1
Area of triangle
ab sin C
2
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