# Year 9 Term 1

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# Year 9 Term 1

##### Shape
Interactive Lessons

## Area of Parallelograms and Trapezia

Students learn how to calculate the area of parallelograms and trapeziums by considering how a parallelogram can...
##### Shape
Interactive Lessons

## Area of Compound Shapes

Students learn how to calculate the area of compound rectilinear shapes by splitting the shapes up into two or m...
##### Shape
Interactive Lessons

## Circumference of Circles Problems

This lesson consolidates calculating the circumference of a circle and the perimeter of circular shapes.  Studen...
##### Shape
Interactive Lessons

## Circumference of Circles

Students are taken through the process of discovering the relationship between the radius, diameter and circumfe...
##### Shape
Interactive Lessons

## Area of Triangles

By considering a right angled triangle as half a rectangle the students are guided through deriving the formula ...
##### Shape
Interactive Lessons

## Area of Circles Problems

The lesson is intended to consolidate applying the area of circle formula to solve complex problems.  To extend ...
##### Shape
Interactive Lessons

## Area of Circles

Students are guided though the derivation of the Area of a Circle formula by approximating a circle from its sec...
##### Handling Data
Interactive Lessons

## Plotting Time Series

To plot a time series at GCSE students are taught to choose suitable axes from the data available and recognise ...
##### Handling Data
Interactive Lessons

## Drawing Pie Charts

To plot pie charts at GCSE students are taught to calculate a fraction of the circle using the frequency and sam...
##### Handling Data
Interactive Lessons

## Drawing Pictograms

To plot and interpret pictograms at GCSE students are taught to identify and recognise the value of a key.  As l...
##### Handling Data
Interactive Lessons

## Interpreting Pie Charts

To interpret pie charts at GCSE students are taught to use equivalent ratios by identifying a common frequency a...
##### Handling Data
Interactive Lessons

## Frequency Diagrams and Polygons

To plot frequency polygons at GCSE students learn how to choose suitable axes depending on the categorical data ...
##### Handling Data
Interactive Lessons

## Cumulative Frequency Graphs

To plot cumulative frequency graphs students are taught to find the cumulative frequency from grouped data table...
##### Handling Data
Interactive Lessons

## Drawing Bar Charts

To plot bar charts at GCSE students learn how to choose suitable axes depending on the categorical data and freq...
##### Number
Interactive Lessons

## Addition and Subtraction with Integers

Students learn how to add and subtract with integers using the column method.  By using the place value table st...
##### Number
Interactive Lessons

## Using Calculator Efficiently

The start of the lesson reviews basic calculator operation using the order of operations and place value to calc...

### Mr Mathematics Blog

#### Angles in Polygons

There are two key learning points when solving problems with angles in polygons.  The first is to understand why all the exterior angles of a polygon have a sum of 360°.  The second is to understand the interior and exterior angles appear on the same straight line. Students can be told these two facts and […]

#### Getting Ready for a New School Year

When getting ready for a new school year I have a list of priorities to work through. Knowing my team have all the information and resources they need to teach their students gives me confidence we will start the term in the best possible way.  Mathematics Teaching and Learning Folder All teachers receive a folder […]

#### Mathematics OFSTED Inspection – The Deep Dive

Earlier this week, my school took part in a trial OFSTED inspection as part of getting ready for the new inspection framework in September 2019. This involved three Lead Inspectors visiting our school over the course of two days. The first day involved a 'deep dive' by each of the Lead Inspectors into Mathematics, English […]