# Enlargement with a negative scale factor

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### Centre of Enlargement | Shape | Fraction (Mathematics)

Enlargement by a Fractional Scale Factor Enlargement by a Negative Scale Factor Enlargement Finding Side Lengths Equation of a Straight Line Equation of a Straight Line Parallel Lines Equidistant From a Point and a Line Expanding Double Brackets Factorising Double Brackets Graphing Inequalities Indices Fraction and Negative Indirect Proportion Inverse Percentages Loci Problem Loci Shading.Top GCSE Maths - Channel Subscribe Subscribed Unsubscribe 19.GCSE mathematics enlargement by a negative scale factor questions appear on many exam papers and you can download the questions here.The scale factor is the ratio of distances between equivalent points on two geometrically similar shapes. scale factor is the number you multiply the original lengths by to get the lengths on the model.

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### High School Geometry Common Core G.SRT.1 - Dilation

Scale Factor 2 If the scale factor is between 0 and 1, the image is a reduction (a shrink).For example, if the length of a shape is 2x the length of the original shape, it has an enlarged scale factor of 2.The diagram shows an enlargement, centre O with a scale factor of 2.You take the absolute value, just because sometimes you swap these vectors you might get a negative sign, so you take the absolute value.If you begin with the larger figure, your scale factor will be greater than one.The pack contains a full lesson plan, along with accompanying resources, including a student worksheet and suggested support and extension activities.What happens to an enlarged image when the scale factor of enlargement is greater than one.

### Fractional Scale Factor Worksheets - Kiddy Math

### Scale factor - definition of scale factor by The Free

The negative scale factor is often overlooked when dilation is first introduced, so you may never have heard of it.### scale factor | mho maths

With a negative scale factor the number part of it tells us if the shape is to be made bigger or smaller, while the negative sign tells us that the image and object are on opposite sides of the centre of enlargement.Fractional Scale Factor - Displaying top 8 worksheets found for this concept.If -2 is used as a scale factor, say by applying it to a 3-4-5 right triangle, it would have the effect of turning the triangle inside out (mirror image) and stretching it by a factor of 2.The question is based on a series of GCSE enlargement by negative scale factor questions that can be downloaded here: This particular question asks for triangle A to be enlarges by a scale factor of -1.5 through 0 (the centre of origin).

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Finally, you are expected to know how to express translations using vector, e.g. a translation 5 spaces to the right (the positive x direction) and 3 spaces down (the negative y direction) would be expressed in vector form as.

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In this case, negative scale factors can be given, in which case the new distance is measured in the opposite direction from the centre of enlargement, away from the original point.### MathsWatch - YouTube

### Negative Scale Factor Assessment for 9th - 12th Grade

If the scale factor, k, is greater than 1, the image is an enlargement (a stretch).The original dimensions of the flag (260 cm x 400 cm) could easily be reduced to a scale factor of 1:10 (the new flag would be 1/10 the size of the original flag 26 cm x 40 cm) although would not fit onto one A4 page.Clip 181 Enlargement by a Negative Scale Factor 2:36 Clip 127 Venn Diagrams Notation View full playlist (9 videos) Show more.An enlargement is a transformation that produces an image that is the same shape as the original, but is a different size.In this case, negative scale factors can be given, in which case the new distance is measured in the opposite direction from the centre of enlargement.So, if the scale factor is three, then the dimensions of the new shape will be three times larger than that of the original.An enlargement is a transformation where an object maps to an image of the same shape but different size.View, download and print Edexcel Gcse Mathematics (linear) - Enlargement: Negative Scale Factor pdf template or form online. 90 Gcse Maths Worksheet Templates are collected for any of your needs.An enlargement is a type of transformation that produces an image that could be bigger or smaller than the original but will retain the same side length ratio.This is a complete lesson on enlargements with negative scale factor that looks at how to enlarge a shape using a negative number as the scale factor.

### enlargement Flashcards and Study Sets | Quizlet

### Fractional Scale Factor Worksheets - Learny Kids

### What is a Scale Factor? - Definition, Formula & Examples

The scale factor from the first figure to the second is always the reciprocal of the scale factor from the second figure to the first.Students learn how to perform and describe enlargements on a grid using a centre and scale factor.Choose from 500 different sets of enlargement flashcards on Quizlet.### Name: Date Topic : Scale factors- Worksheet 1

For each of the following, find the centre of enlargement, scale factor and label the image.Secondly, enlargements may involve the use of negative scale factors.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.### enlargement | mho maths

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### Enlargements on a Grid - Mr-Mathematics.com

Displaying top 8 worksheets found for - Fractional Scale Factor.### Determinant as scaling factor (video) | Khan Academy

Change the centre of enlargement, the enlargement scale factor, or the shape itself to further challenge your students Video Tutorials The following video takes you through, step-by-step, some of the ways you can use Autograph to look at the topic of enlargements.### 5 enlargement_negative-scale-factor a - Google Drive

And if the scale factor is less than negative 1, meaning a large negative number, this is an enlargement. 00:07:16 Comparing these two, the difference between the negative scale factor and positive scale factor just makes a difference in which direction the ray of the dilation is going.### ENLARGEMENT WORKSHEET - FUNMATHS

A dilation is an enlargement if and only if the scale factor is greater than 1 or less than -1.