Mathematics Reference Sheet
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1
2Mathematics Reference Sheet
Geometry
1
__
Triangle
Rectangular Prism
A =
bh
V = bwh
2
π
Rectangle
A = bh
Cylinder
2
V =
rh
1
__
Trapezoid
A =
h(b
+ b
)
Circle
π
A =
r
2
1
2
4
__
π
Parallelogram
A = bh
Sphere
3
V =
r
3
Trigonometry
opposite leg
_________
sine θ =
Arc length: s = rθ
hypotenuse
hypotenuse
1
_________
__
2
csc θ =
Area of Sector: A =
θ r
opposite leg
2
adjacent leg
_________
cos θ =
Law of Sines
hypotenuse
hypotenuse
sine A
sin B
sin C
_________
_____
____
____
sec θ =
=
=
a
c
adjacent leg
b
opposite leg
_________
tan θ =
Law of Cosines
adjacent leg
adjacent leg
_________
2
2
2
cot θ =
a
= b
+ c
- 2bc cos A
opposite leg
Mastering the WESTEST 2, Grade 11
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