Show Menu
Cheatography

Math Equations Cheat Sheet (DRAFT) by

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Circles

πd
Circum­ference 1
2πr
Circum­ference 2
πr2
Area
angle/360 x 2πr
Arc Length
angle/360 x πr2
Area of Sector
(angle/360 x πr2) - (1/2 x ab x sin)
Area of Segment
2πr2+2πrh
Surface Area of Cylinder

Area/V­olume of Shapes

A=bh
Parall­elogram
A=a+b/2xh
Trapezium
V=s3
Cube
V=LWH
Cuboid
V=Ah
Any Prisms
 

Labelled Circle

SOHCAHTOA

 

Triangles

c2=a2+b2
Pythagoras
A= 1/2 bh
Area of Triangle
sinx= Opposi­te/­Hyp­otenuse
SOH
cosx= Adjace­nt/­Hyp­otenuse
CAH
tanx= Opposi­te/­Adj­acent
TOA