Types of angles 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses Working with Students Further Resources This task is about different types of angles. Choose the correct picture for each of the following angles Question i) Right Angle Question ii) Reflex Angle Question iii) Straight Angle Question iv) Obtuse Angle Question 1Change answer b) In the shape below, the angle marked 'w'can be written as QRS. Name the other 3 angles marked in the shape. b) In the shape below, the angle marked 'w'can be written as QRS. Name the other 3 angles marked in the shape. i) x = ii) y = iii) z = Task administration: This task can be completed with pencil and paper or online. Copyright: All graphics copyright NZCER Level: 4 Curriculum info: Maths, Geometry and Measurement, Shape Keywords: angles, angle properties, matching Description of task: Students select the correct name for angle diagrams (e.g. obtuse etc.) and write the names of three angles identified in a shape. Curriculum Links: This resource can be used to help to identify students' understanding of types of angles and their properties. Learning Progression FrameworksThis resource can provide evidence of learning associated with Geometric thinking, sets 4-5 within the Mathematics Learning Progressions Frameworks.Read more about the Learning Progressions Frameworks. Answers/responses: Y8 (11/1998) a) 4 correct – moderate 3 correct – easy b) i) ii) iii) STQ or QTS RSQ or QSR SQT or TQS easy very difficult Diagnostic and formative information: Common error Likely reason a) Various Doesn't know "reflex" or "obtuse" angles. b) i) TQR or TSR Starts at vertex T rather than T being the middle vertex named. b) ii) ii) RST or TSR RQT or TQR Names the whole right angle rather than the angle marked. What's the angle II? What's the angle? Finding the angle Everyday angles Hands of a clock II Identifying angles Statements about angles and lines Geometric dance