Enlargement by a fractional scale factor

If you begin with the larger figure, your scale factor will be greater than one.The scale factor of enlargement is the number that all the original lengths are multiplied by to produce the image.

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Worksheet with example, basic practice and questions on coordinate grids.Enlargement: Worksheets with Answers Whether you want a homework, some cover work, or a lovely bit of extra practise, this is the place for you.

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Learning progresses from enlarging shapes to a positive scale factor to fractional scale factors.Students learn how to perform and describe enlargements on a grid using a centre and scale factor.

The larger the scale factor, the larger your cartoon will become.Reduction a decrease in the dimension of an object by consistent factor each dimension of this reduction is half the length of the original.

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So, for instance, an enlargement with centre (0,0) and scale factor 3 will move a point at (2,3) to (6,9).Some of the worksheets for this concept are Mathematics linear 1ma0 enlargement negative scale factor, Work on years, Topic f multiplication with fractions and decimals as, Dilation teacher notes, Enlargements fractional sf at3 l7, Master enlargement.B Grade Distinguish between formulae for perimeter, area and volume by considering dimensions.Scale factor enlargement bbc home, a key stage 3 revision and recap resource for maths, covering transformations including, scale factor enlargement, centre of enlargement and fractional scale factor.

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If the scale factor is equal to 1, then the enlarged shape will be the same size in the same place.Scale can be expressed as a ratio fraction or percent it is a comparison between the actual size of an object.

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Student response: Using the scale factor of 1 inch to 20 yards I divided the 75 yards by 20 yards.

Enlargements from a point; positive, negative and

Lesson 1 - Scale Diagrams and Enlargements.notebook

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If we were to increase the size of Triangle 1 by a scale factor of 2 it would double these dimensions to give us Triangle 2 which has length 16 and a height of 10.NOTE: Scale factor can be expressed as a decimaj or as a fraction.

The booklet consists of a worked example for student notes and to teach students how to enlarge a shape by a given scale factor, find the centre of enlargement and calculate the scale factor.

scale factor | mho maths

More able students are challenged to describe as well as perform enlargements by finding the centre and scale factor.The.

GCSE Maths Revision Cards Double Pack Grade C and Grade B to A.If you begin with the smaller figure, your scale factor will be less than one.The scale factor is a fraction so the scale drawing is a reduction, and the original card is 2 inches by 4 inches.Now use those vectors to plot the new points, starting from the CoL again.The scale factor is greater than 1 so the scale drawing is an enlargement, and the original card is mc019-5.jpg inches by mc019-6.jpg inches.If the scale factor, k, is greater than 1, the image is an enlargement (a stretch).As learning progresses they are challenged to consider more complex transformations such as fractional scale factor enlargements.

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