# Angles

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# Angles

The main concept throughout the lesson is the sum of angles on a straight line being equal to 180° and those abo...

## Angles in a Triangle

Students begin by investigating the sum of the angles in different types of triangles.  As learning progresses t...

## Bearings and Scale Drawings

Students learn how to draw and measure bearings and how to use the angle properties of parallel lines to calcula...

## Drawing and Measuring Angles

Drawing and Measuring Angles: Students learn how to measure and construct different types of angles using a rule...

## Constructing Regular Polygons

Students learn how to construct regular polygons to investigate the relationship between interior and exterior a...

## Interior and Exterior Angles

Students use the properties of regular polygons to calculate interior and exterior angles. As learning progresse...

## Circle Theorems

Students are taken through the discovery of various circle theorems. The theorems include, angle at the centre i...

## Tangents Circle Theorems

This lesson guides the class through the discovery of circle theorems involving tangents. The theorems include, ...

### Mr Mathematics Blog

#### Deep Dive Mathematics Inspection

My experience as a Head of Mathematics going through the deep dive OFSTED inspection.

#### Calculating a Reverse Percentage

How to use ratios and proportional reasoning as a model for finding the original amount after a percentage change.

#### Area of Compound Shapes

To find the area of compound shapes students need to understand what the word compound means.