Year 9 - Autumn 2 - Revision Topics

Here are all the topics for the tests on Wed 18th and Thur 19th Jan.  Get Revising

Representing Data 
  
  Interpret pie charts 

   Collect and record continuous data using equal class intervals

   Construct and interpret frequency diagrams and frequency polygons for grouped data 

   Construct pie charts

   Draw scatter diagrams

   Draw conclusions from scatter diagrams 

   Understand different types of correlation 

   Draw a line of best fit on a scatter diagram 

   Draw and interpret cumulative frequency tables, diagrams and box plots for grouped data

   Find the median, quartiles, percentiles and interquartile range

   Compare distributions and make inferences using the shapes of distributions, measure of
   averages and spread including median and quartiles 

Transformations

 

 Identify all the symmetries of 2D shapes

 Translate a 2D shape 

 Enlarge shapes by a positive integer scale factor 

 Enlarge shapes by a fractional scale factor 

 Rotate shapes 

 Reflect shapes 

 Recognise rotational symmetry 

 Recognise rotations, reflections and translations 

 Recognise symmetry in 3D shapes 

 Understand the properties preserved by transformations 

 Recognise congruent shapes 

 Recognise similar shapes and use similarity to solve problems

 Use vector notation for translations 

 Transform any shape using any transformation 

Graphs

   Use and interpret coordinates in all four quadrants

   Generate points and plot straight lines from a given rule 

   Recognise that straight lines are written in the form y=mx+c

   Use y=mx+c to find the gradient andy-intercept of straight lines

   Calculate the gradient of a line by constructing a right angled triangle

   Find the coordinates of the midpoint of a line 

 Sketch and interpret graphs of non-linear functions of x  (including cubic and reciprocal graphs)

  Recognise graphs by their shapes

  Find approximate solutions to quadratic equations using graphs

  Sketch and interpret graphs that model real life situations

  Know when lines are parallel 

Powers and Roots

  
  Write numbers as a product of primes

  Work out powers and their corresponding roots

  Begin to use index notation

  Recall cubes of 2,3,4,5,10

  Recall squares up to 15²

  Substitute positive and negative numbers into expressions with powers 

  Use and understand reciprocal, HCF, LCM, prime number 

  Use the terms cube root and negative square root 

 Begin to use index rules 

 Look at zero and negative powers

 Look at fractional indices