Module 8 Angles
Module Content Lesson Resources Lesson Plans Exam Questions Probing Questions

Angles - Teacher Notes

Solvemymaths has produced pages like this for lots of topics

NRICH Tasks

NRICH: Property Chart
NRICH: Quadrilaterals!
NRICH: ...on the Wall
NRICH: 
Semi-regular Tessellations
NRICH: Triangles in Circles 
NRICH: Orbiting billiard balls
NRICH: Subtended Angles 
NRICH: Right Angles
NRICH: Circle-in
NRICH Subtended Angles
NRICH: Lens Angle
Extras

Make a Protractor by folding a square
Circle Theorem Applet

 

 

Estimating Angles

Nrich Angle Estimation Game

Excellent game from the Nrich website, where two players or teams try to estimate the size of angles more accurately than their opponent to win points

 

 

Interactive: Angles around a Point Jigsaw

Can you put these shapes together so that the angles on a straight line add up to 180 degrees, and those around a point equal 360?.




 

Drawing and  Measuring Angles - Click here

Angles on Parallel lines

Exterior Angles of a Polygon

This lovely gif should be shown and pupils ask to draw the conclusion that exterior angles in a polygon add up to 3600 - Click here

 

Angles in Polygons Challenge

 

Angles and Bearings
[Thanks to Jo @mathsjam 
http://www.resourceaholic.com/]

See my blog post on angles for ideas and resources

Bearings worksheets and Finding bearings - The Chalk Face

 

Constructing Perpendicular Using Circle Theorem

Click here @solvemymaths

Circle Theorems
[Thanks to Jo @mathsjam 
http://www.resourceaholic.com/]

Geogebra apps and worksheet - themathsteacher.com

Parts of a circle interactive - mr-mathematics.com

Blank circle theorems - The Chalk Face

Circle theorems/angles thoughts and crosses - Number Loving

Circle theorem questions (some extension) - www.mathsmalakiss.com

Circle Theorems workout - Teachit Maths

Circle Theorems and Hula Hoops - lesson idea from Mr Reddy/Suffolk Maths

Circle Theorems poster activity - NCETM

Circle theorems revision online task - MathsPad

 

Congruent Circles Prove the triangle at the centre is right angled.

 

 

Angles to Remember