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©opyright 2005 Research Education Ltd and Primary ICT Solutions Shapes Presentation Click the shapes below to see the information. If you click on the.

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Presentation on theme: "©opyright 2005 Research Education Ltd and Primary ICT Solutions Shapes Presentation Click the shapes below to see the information. If you click on the."— Presentation transcript:

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2 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Shapes Presentation Click the shapes below to see the information. If you click on the button, you will hear the name of the shape. Click here to have a go at the quiz.

3 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Rectangle A rectangle is a quadrilateral with two pairs of parallel sides and four right angles Number of pairs of parallel sides Number of right angles Axes of reflectional symmetry Orders of rotational symmetry 2422

4 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Hexagon A hexagon is a six sided shape. The figures given in the table are for regular hexagons. Bees like hexagons. Number of pairs of parallel sides Number of right angles Axes of reflectional symmetry Orders of rotational symmetry 3066

5 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Heptagon A heptagon is a seven sided shape. 50p coins are heptagons. Number of pairs of parallel sides Number of right angles Axes of reflectional symmetry Orders of rotational symmetry 0077

6 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Square A square is a regular rectangle. All the sides are the same length and all the angles are right angles. Number of pairs of parallel sides Number of right angles Axes of reflectional symmetry Orders of rotational symmetry 2444

7 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Octagon An octagon has eight sides. The can be used with squares to form a pattern that tessellates. Number of pairs of parallel sides Number of right angles Axes of reflectional symmetry Orders of rotational symmetry 4088

8 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Pentagon A pentagon has five sides. The US Dept of Defense is based at the Pentagon. It is a five sided building. Number of pairs of parallel sides Number of right angles Axes of reflectional symmetry Orders of rotational symmetry 0055

9 ©opyright 2005 Research Education Ltd and Primary ICT Solutions How many sides has a pentagon? Four Five Six

10 ©opyright 2005 Research Education Ltd and Primary ICT Solutions What shape has seven sides? Hexagon Octagon Heptagon

11 ©opyright 2005 Research Education Ltd and Primary ICT Solutions What shape could either be an oblong or square? Square Rectangle Cube

12 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Which is the odd one out? Trapezium Rhombus Pentagon

13 ©opyright 2005 Research Education Ltd and Primary ICT Solutions How many sides has an octagon? Six Eight Ten

14 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Well done You have got to the end of the quiz. Would you like to look back at the information sheets telling you about shapes?

15 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Correct There are five sides in a pentagon. A regular pentagon has internal angles of 72º. All shapes with five sides are pentagons.

16 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Correct A heptagon has 7 sides. The internal angles in a regular heptagon measure 128.5714º. Although heptagons do not appear as often as hexagons, we do use them every day when buying things. A 50p is a heptagon.

17 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Correct A rectangle can be a square if all the sides are the same length, or an oblong if they are not. The internal angles in a rectangle are all 90º or right angles.

18 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Correct The pentagon is the odd one out as it has five sides. A trapezium is a four sided shape in which two of the sides are parallel and two are not. A rhombus is a four sided shape with two pairs of parallel sides and no right angles.

19 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Correct Just as an octopus has eight legs, an octagon has eight sides. October used to be the eighth month of the year until the calendar changed in 1752.

20 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Incorrect A quadrilateral has four sides – there are lots of four sided shapes including square, oblong, trapezium and rhombus. A hexagon has six sides.

21 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Incorrect A hexagon has six sides. An octagon has eight sides. There are eight notes in music. This is called an octachord. The most important of these is middle C.

22 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Incorrect A square is a form of rectangle. It is the only type of rectangle with four mirror lines. An oblong is a form of rectangle. An oblong only has two mirror lines.

23 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Incorrect Both a trapezium and a rhombus have four sides. An isosceles trapezium looks like a isosceles triangle with the top chopped off.

24 ©opyright 2005 Research Education Ltd and Primary ICT Solutions Incorrect A six sided shape is called a hexagon. A ten sided shape is called a decagon. Dec often forms the start of words to do with ten. For example, decimal.


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