Massive site - lots of Geometry resources - all in very extreme detail.*1*ANGLES*2*Angles - how to draw them*4*Angles - how to name them*4*Angles - measuring angles*4*Angles - types of angle 1 ( acute, etc)*4*Angles - types of angle 2 ( complementary, etc)*4*Angles - vertically opposite and corresponding - click on the link for an interactive java play *4*Angles - alternate - click on the link for an interactive java play*1*BEARINGS*2*Bearings*4*Example*1*PERIMETER, AREA AND VOLUME*2*Perimeter*4*Area*4*Area of a square*4*Area of a rectangle*4*Area of a triangle*4*Area of a circle*4*Area of a kite*4*Volume*4*Volume of a prism*4*Volume of a cuboid*4*Surface area*4*Composite area*4*Composite volume*4*Surface area of a cylinder - an Excel example for finding min surface area of a cylinder*1*THE CIRCLE*2*Calculating the circumference*4*Calculating the area*4*Circle - arcs, sectors overview*4*Circle - calculating length of arcs*4*Circle - calculating the area of a sector*4*Circle - chords and things*4**4*Arcs and sectors*4*Circle - pythagoras in a circle*4*Circle - angle in a semi circle*4*Circle - area and circumference - click on the link for an Excel based quiz. (380 kb)*1*THE CIRCLE (ADVANCED)*2*The circle - higher course examples*4*equation of circle : x2 + y2 = r2*4*Equation of circle : given centre, radius*4*Equation of circle : line joining diameter*4*General equation of circle*4*Intersection of line and circle*4*Tangents to a circle*4*Equation of a circle from chords*1*CO-ORDINATES*2*Cartesian coordinates*4*Reading cartesian coordinates*4*Plotting cartesian coordinates*4*Polar coordinates*1*3D SHAPES*2*3-d shapes*4*3-d shapes : planes*4*3-d shapes : prisms*1*MATRICES*2*Matrix algebra*4*Matrix multiplication*4**5*Determinants*6**4*2 x 2 matrix*4*3 x 3 matrix*4**4*Cofactor of a 3 x 3 matrix*4*Adjoint of a 3 x 3 matrix*4*Inverse of a square matrix*4*Transformation matrices*1*PYTHAGORAS*apos* THEOREM*2*The theorem of pythagoras*4*Finding the length of the hypotenuse*4*Finding the length of a shorter side*4*The converse of the theorem of pythagoras*1*QUADRILATERALS*2*Quadrilaterals*4*Quadrilaterals - line symmetry - click on the link for an interactive java play*4*Quadrilaterals - rotational symmetry - click on the link for an interactive java play*1*REFLECTIONS*2*Reflections - horizontal - click on the link for an interactive java play*4*Reflections - vertical - click on the link for an interactive java play*4*Reflections - diagonal - click on the link for an interactive java play*4*Reflections - vertical - click on the link for an interactive java play*4**4**5*Pages at Math Is Fun - Maths Resources*6**4*Reflections*4*Rotations*4*Transformations*1*SCALE DRAWINGS*2*Map scales*4*The rule of 3*4*Example*4*Powerpoint 2003 ( 200 kb)*1*SIMILARITY*2*Congruence*4*Enlargements and reductions*4*Scale factor*4*The rule of 3*4*Similar shapes*4*Similar triangles*4*Scaled area*4*Scaled volume*1*THE STRAIGHT LINE*2*The straight line*4*Gradients*4*Equations and graphs*4*Plotting straight line graphs*4*Finding equations from straight line graphs*4*Straight lines, gradients and the y-intercept - click on the link for an Excel refresher (677 kb)*4*Straight lines - quick quiz*1*THE STRAIGHT LINE (ADVANCED)*2*y - b = m(x-a)*4*gradient = tan theta*4*distance formula*4*midpoint formula*4*perpendicular lines*4*collinearity*4*general equation of a straight line*1*TRIANGLES*2*Types of triangles*1*TRIANGLES (ADVANCED)*2*altitudes*4*centroid*4*circumcentre*4*circumcircle*4*concurrency*4*median*4*orthocentre*4*perpendicular bisector*1*VECTORS (ADVANCED)*2*Scalar and vector quantities*4*Components*4*Magnitude*4*Position vectors*4*Unit vector*4*Zero vector*4*Equal vectors*4*Adding vectors*4*Subtracting vectors*4*Collinearity*4*Perpendicular vectors*4*Angle between vectors*4*Scalar product*4*Example*4*Section formula*4**4*Vector product*4*Scalar triple product*4*Planes*4*Vector equations*4*Equations of a line*4*Intersections*4**4*UK site but relevant to any pupils covering mathematics.*4**4* Extremely useful for teachers of Maths/Mathematics.