Shape and Space Revision Notes

The locus means the area or line which satisfies a condition. Below are several examples:      The points which are x away from point A.Locus is a circle around point A click here for full revision note

Two shapes which are equal in shape and size are called congruent. Although you should be able to see if shapes are congruent, the most complicated shape to understand is the triangle. There are sever click here for full revision note

When working with circles there are several circumastances which you need to know:      The angle at the centre is twice the angle at the circumference for angles which s click here for full revision note

Triganometry is the study of triangles which connects sides to angles. It uses functions called the sine, cosine and tangent. You can find these on scientific calculators with buttons named sin, cos a click here for full revision note

Pythagoras theoreum connect the lengths of two sides of a right-angled triangle with the length of the third side. It only works with right-angled triangles. Pythagoras threoreum is r 2 = x 2 + y 2 click here for full revision note

Shapes can be put under transformations. This means a shape can be changed by a set of instructions. The original shape is put under instructions which are given to you. You may be able to change a wh click here for full revision note

In GCSE mathematics you need to be able to work with three dimensional objects. Normally, you have to work out things like volume and surface area. Also you have to know how to use three-dimensional c click here for full revision note

Co-ordinates are a set of numbers which pin point a specific point on a graph. They are written in the form ( x, y ), where x is the distance along the x-axis, the horizontal, and the y is the distan click here for full revision note

Volume is a three dimentional measure of space within an object. Below, there are a variety of objects with the formula for its volume. Volumes are measured in units3.     &n click here for full revision note

Area is a two dimentional measure of space within a shape. Below, there are a variety of shapes with how to find the area. The area of the shapes are shown as units2. There are also several three dim click here for full revision note