# UNIT 3: GEOMETRY AND MEASURES

• #### Maths KS3 – 3.0.1 Angles in a triangle

Angles in a triangle – Maths KS3 Power Point presentation, 9 slides, starting with an activity for the students to discover how much the angles in […]

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• #### Maths KS3 – 3.01.1 Measuring and drawing angles

Measuring and drawing angles – Maths KS3 PowerPoint presentation, 14 slides, explaining how to use the 180 protractor to measure angles, and how to use it […]

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• #### Maths KS3 – 3.01.2 Calculating angles

Calculating angles – Maths KS3 Power Point presentation, 11slides, Explaining with examples how to calculate angles at a point, angles on a straight line, vertical opposite […]

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• #### Maths KS3 – 3.01.3 Geometrical properties of quadrilaterals

Properties of quadrilaterals – Maths KS3 Power Point presentation, 27 slides, Explaining the geometrical properties of the following quadrilaterals: square, rectangle, parallelogram, rhombus, kite, arrowhead and […]

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• #### Maths KS3 – 3.02.1 Transformations – Rotations

Transformations, Rotation Power Point presentation, 9 slides, Explaining with examples how to use tracing paper to rotate a shape with centre at the origin or any […]

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• #### Maths KS3 – 3.02.2 Transformations – Enlargements

Transformations, Enlargement – Maths KS3 Power Point presentation, 13 slides, Explaining with examples how to enlarge a shape from the centre of enlargement and using an […]

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• #### Maths KS3 – 3.02.3 Scale drawings and map ratios

Scale drawings and map ratios – Maths KS3 Power Point presentation, 8 slides, Explaining with examples how to use scales to draw real life elements and […]

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• #### Maths KS3 – 3.03.0 Circle definitions

Circle definitions – Maths KS3 Power Point presentation, 6 slides, Explaining the definitions of a circle and the name of its parts, based on KS3 Maths […]

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• #### Maths KS3 – 3.03.1 Circumference

Circumference – Maths KS3 Power Point presentation, 20 slides, Explaining with a practical activity how to work out the relationship between the circumference and the diameter […]

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• #### Maths KS3 – 3.03.2 Calculate the area of a circle

The area of a circle – Maths KS3 Power Point presentation, 8 slides, Explaining with examples how to find the formula for the area of a […]

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• #### Maths KS3 – 3.04.1 Folding Polygons

Folding Polygons – Maths KS3 Power point presentation, 31 slides Showing a practical Maths activity to explain step by step how to create: equilateral triangle, square, […]

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• #### Maths KS3 – 3.05.1 Rotational symmetry

Rotational symmetry – Maths KS3 Power Point presentation, 23 slides, Explaining how to recognise shapes that have rotational symmetry and find the order of rotational symmetry, […]

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