Finding right angles 0 Overview Using this Resource Connecting to the Curriculum Marking Student Responses This task is about angle properties. Name all the right angle(s) in each of the following diagrams. The centre of each circle is labelled O. Question 1Change answer a) a) Right angle(s): Question 1Change answer b) b) Right angle(s): Question 1Change answer c) c) Right angle(s): Task administration: This task can be completed with pen and paper or online (with NO auto marking). Level: 5 Curriculum info: Maths, Geometry and Measurement, Shape Keywords: angles, right angles, circles, tangents Description of task: Students are required to identify right angles in a series of diagrams, using their knowledge of angle properties relating to circles and tangents. Learning Progression FrameworksThis resource can provide evidence of learning associated with Geometric thinking, set 6 within the Mathematics Learning Progressions Frameworks.Read more about the Learning Progressions Frameworks. Answers/responses: Y11 (10/2001) a) XYZ or ZYX or Y very easy b) NMO or OMN LMO or OML NOTE: If angles are denoted as 'M' only, give 1 mark. all correct – moderate 1 correct – very easy c) PQR or RQP or Q PSR or RSP or S all correct – easy 1 correct – very easy NOTE: Accept other notations for angles, also accept if no notation for angle is recorded.