Angles Basics (Prior Knowledge)

Introduction

Dr Frost Maths (includes slides and worksheets)

• Yr7 angles

  • Ex1 angle basics, angles on a straight line, round a point, in a triangle

  • Ex2 angles in parallel lines, in a quadrilateral

  • Ex3 isosceles triangles

  • Ex4 algebraic angles

  • Ex5 angle proofs

• Angle Theorems: Diagrams of the angle theorems with interactive examples.

Practice

Transum

• Estimating Angles: Estimate the size of the given acute angles in degrees.

• Measuring Angles: Measure the size of the given angles to within two degrees of their actual value.

• Angle Points: Apply the properties of angles at a point, angles on a straight line and vertically opposite angles.

• Angles in a Triangle: A self marking exercise involving calculating the unknown angle in a triangle.

• Angle Parallels: Understand and use the relationship between parallel lines and alternate and corresponding angles.

• Angles Mixed: Find the unknown angles by using the basic angle theorems. - ONLY Levels 1 and 2

Corbett Maths (Answers)

• Angles: parallel lines     Video 25    Practice Questions    Textbook Exercise

• Angles: drawing     Video 28      Practice Questions    Textbook Exercise

• Angles: estimation     Video 29     Practice Questions    Textbook Exercise

• Angles: full circle (at a point)   Video 30    Practice Questions    Textbook Exercise

• Angles: measuring     Video 31       Practice Questions    Textbook Exercise

• Angles: quadrilaterals     Video 33    Practice Questions    Textbook Exercise

• Angles: right angle   Video 34    Practice Questions    Textbook Exercise

• Angles: straight line   Video 35    Practice Questions    Textbook Exercise

• Angles: triangle    Video 37    Practice Questions    Textbook Exercise

• Angles: types of   Video 38      Practice Questions      Textbook Exercise

• Angles: vertically opposites     Video 39    Practice Questions   Textbook Exercise

Dr Austin Maths

• Angles Around a Point Practice Strips (Editable Word | PDF | Answers)

• Angles on a Straight Line Practice Strips (Editable Word | PDF | Answers)

• Angle Rules Crack the Code (Editable Word | PDF | Answers)

• Angle Rules Practice Grid (Editable Word | PDF | Answers)

• Angles in Parallel Lines Practice Strips (Editable Word | PDF | Answers)

• Angles in Parallel Lines Practice Grid (Editable Word | PDF | Answers)

• Angles in Triangles Practice Strips (Editable Word | PDF | Answers)

• Angles in Quadrilaterals Practice Strips (Editable Word | PDF | Answers)

• Angles in Quadrilaterals Practice Grid (Editable Word | PDF | Answers)

Increasingly Difficult Questions

• Angle facts questions (answers & supporting material) - @taylorda01

• Angles in triangles and quadrilateral questions (answers) - @taylorda01

• Angles in parallel lines questions  (answers & supporting material) - @taylorda01

Maths4everyone (includes practice/ exam questions)

• Angles basics

Maths Links exam questions

Angles

• Ken Stafford  :  Qs  :  Ans

• Ken Stafford  :  Qs  :  Ans

• Ken Stafford  :  Qs  :  Ans

• Maths Genie  :  Qs  :  Ans

• Corbett Practice  :  Qs  :  Ans

• Corbett Textbook  :  Qs  :  Ans

• Dr Frost  :  Qs  :  Ans

• Maths Upgrade  :  Qs  :  Ans

• Naiker Maths  :  Qs  :  Ans

• Dr Austin :  Qs  :  Ans

• Dr Frost (Building Blocks)  :  Qs  :  Ans

• Cognito (Online Qs)  :  Page

• Video Tutorial

Angles in Parallel Lines

• Ken Stafford  :  Qs  :  Ans

• Maths Genie  :  Qs  :  Ans

• Maths4Everyone  :  Qs  :  Ans

• Corbett Practice  :  Qs  :  Ans

• Corbett Textbook  :  Qs  :  Ans

• Maths Made Easy  :  Qs  :  Ans

• Dr Frost  :  Qs  :  Ans

• Maths Upgrade  :  Qs  :  Ans

• Naiker Maths  :  Qs  :  Ans

• Dr Austin  :  Qs  :  Ans

• Cazoom Maths  :  Qs  :  Ans

• Cognito (Online Qs)  :  Page

• Video Tutorial

Extension

• Angle chases -MathedUp

• Angles and ratio - Sam Blatherwick

• Angle problems - Nrich

• Mixed angle puzzles - J Morgan

• Mixed angles in parallel line puzzles -  J Morgan

• Solving linear equations from parallel lines - Nathan Day

• Parallel line angle relationships and proof - Median Don Steward

Other Resources

Notation and labelling

• Conventions for labelling the sides and angles of triangles - Boss Maths

• Drawing diagrams from a written description - Boss Maths

• Understanding Angle Labels - Dan Draper

• Identify and Label Angles and Lengths - fionaryan88 on TES

• Lines and angles naming and vocabulary activity - alicecreswick on TES

Measuring and calculating

• Estimating and naming angles - MathsPad

• Measuring line segments and angles in geometric figures - Boss Maths

• Angles at a point, angles at a point on a straight line, vertically opposite angles - Boss Maths

• Measuring angles - demo and worksheets - GoTeachMaths

• Basic angle properties activity - Mark Horley

• Isosceles triangle angles - Median Don Steward

• Angles practice makes perfect - Median Don Steward

• Angles with algebra - Don Steward

• Missing angles - Median Don Steward

• Two isosceles triangles stuck together - Median Don Steward

• Isosceles triangle proofs - Median Don Steward

• Angles in triangles - equations - MissBrookesMaths

• Angles in quadrilaterals - equations - MissBrookesMaths

• Introducing angles - Gareth Evans on TES

• CIMT angles: KS3 and KS4 - CIMT via TES

• Identifying and measuring angles - pfearon4 on TES

Angles in Parallel Lines

• Alternate and corresponding angles on parallel lines - Boss Maths

• Spot the Angle - MathsPad

• Interactive Parallel Lines Tool - MathsPad

• Angles in parallel lines tick or trash - MissBrookesMaths

• Unmarked angles - SMILE

• Missing angles - SMILE

• Missing angles - Median Don Steward

• Parallel line angles - Median Don Steward

• Angle Basics Teaching notes by J Morgan 

  1. Angles teaching notes 

  2. All about angles presentation

  3. Angles in parallel lines presentation

• Parallelogram mazes - mathymcmatherson

• Angles in parallel lines: comparing methods - J Morgan on TES

• Angles in Parallel Lines - Solving Linear Equations - Mr Thompson on TES

• Angles in parallel lines GCSE questions - Labrown20 on TES

• Death Star Angles - dooranran on TES