Geometry

bearings

Bearings

Bearings work by giving you a set number of degrees to turn clockwise from North.They should always be given as three full digits (plus any decimal places) with...
bisecting an angle

Loci and Constructions

A locus is just a line or region that shows all the points that fit a given rule. There's a few types.Loci That Are Fixed Distances From A Given PointIf somethi...
triangle construction

Triangle Construction

There are a couple of techniques you might be expected to know for drawing a proper good triangle. Drawing A Triangle If You Have 3 SidesExample: Draw the tr...
unit conversions

Unit Conversions

Just some handy conversions. You're expected to know the metric ones, not the imperial ones...but they can come in handy. Metric1cm = 10mm1m = 100cm1km = 100...
Distance time graph (1)

Distance-Time Graphs

You might get given a distance-time graph in the exam...but don't worry they are pretty easy.At any point the gradient is the speed. So the steeper the graph th...
Mass, density and volume triangle

Density And Speed

These two are easy to work out if you remember the triangle trick: DensityDensity is mass per unit volume. It is written, for example, like this g/cm3.Densit...
pyramid volume

Volumes

Formulas...formulas....formulas.... Volume Of A CuboidSimple! A cuboid is just a regular block. The volume is just length times height times width!Volume Of ...
cone volume

Surface Area

If dealing with 3D shapes you might be asked to find the surface area of a shape. One way may be to look at its net. Nets A net is just a 3D shape folded ...
area of a trapezium

Areas

Sorry! It's another page of tedious formulae. Area Of A TriangleHalf the base times the height.0.5 x h x bArea Of A ParallelogramBase times the height.b x hA...
Elevations

Projections

These are just different views of a 3D shape. There's three different types - front elevations, side elevations and plans.These are big names for something quit...