# Enlargement negative scale factor

Full lesson on Promethean software, for teaching enlargement with a negative scale factor, including:-differentiated learning objectives-key words-slides containing examples for use when teaching the content.

### Mathematics - Bexleyheath Academy - Google Sites

Enlargement Negative Scale Factor Questions Answers. Level 8-9.

### L5 Transformations - Nayland College

Further information on the contents of the packs or to preview the cards on the website This pack contains over 120 revision cards.Similar triangle XYZ has a scale factor of 2 compared to triangle ABC.Because absolute values are always positive, the absolute value of this scale factor is positive 2, causing our image to be twice as large as the pre-image.Use the centre of enlargement by multiplying distances from the coe by the scale factor.

The shape will also change size depending on the value of the enlargement.

### Edexcel Gcse Mathematics (linear) - Enlargement: Negative

The diagram shows an enlargement, centre O with a scale factor of 2.Key Stage 4 Mathematics - At Key Stage 4 we continue to develop students Mathematical skills.For example, if the length of a shape is 2x the length of the original shape, it has an enlarged scale factor of 2.

A scale factor which creates an image smaller than the original is called a reduction.

### 5 enlargement_negative-scale-factor - Google Drive

Grade 1 Grade 2 Grade 3 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 2015 GCSE Syllabus Worksheets Clicking on something like this will take you to the Grade 4 clip numbers and titles.

### List of Clips MathsWatch & JustMaths.xls - Google Sheets

This is a Double pack containing the Grade C and Grade B to A Packs.When the dilation is an enlargement, the scale factor is greater than 1.

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.

### FFC GRAMMAR SCHOOL GOTH MACHHI - JavedMath

An enlargement is a transformation that produces an image that is the same shape as the original, but is a different size.The negative scale factor is often overlooked when dilation is first introduced, so you may never have heard of it.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.Scale Factor of Enlargement = Length of either side of the image Length of the correspondingside of the object In case of positive or negative scale factor of the enlargement, arrangement is as under: Scale factor K Arrangement Size of Image Direction of the Image 0 < K < 1 Centre Image Object diminished Erect K > 1 Centre Object Image Enlarged Erect -1 < K < 0 Image Centre Object diminished...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.

### Enlargement – TutorPear beta

Name: Exam Style Questions Ensure you have: Pencil, pen, ruler, protractor, pair of compasses and eraser You may use tracing paper if needed Guidance.We already know how to draw an enlargement with a positive whole number scale factor.

Ask students to describe the geometric shape or pattern of the fern, recording their observations.

### enlargement | mho maths

A negative scale factor means the object and the image are on opposite sides of the centre of enlargement.A scale factor which to creates an image larger than the original is called an enlargement.

### Human Tree: Dilations | Math | Video | PBS LearningMedia

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