# Enlargement with fractional scale factor

You already know that the size of an enlargement is described by its scale factor.Label the image C. (b) Enlarge shape B below by a scale factor.The scale factor is the relationship between the matching lengths on the two diagrams.

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.Remember, By downloading this music or song mp3 file you agree with our Terms and Conditions.The scale factor (S.F.) is a ratio of one to the other, thus.If you are given two shapes and need to find the scale factor, you must know which one was the original and which one is the image or the new shape.

### PPT - Enlargement PowerPoint Presentation - ID:650755

NOTE: Scale factor can be expressed as a decimaj or as a fraction.

### Name: Math 9 Date: Math 9 Chapter 7 Similarity and

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.

### Unit 7: Similarity and Transformations Grade 9 Math hecto

An enlargement is a transformation that produces an image that is the same shape as the original, but is a different size.

### Dilations with Scale Factors to Enlarge and Reduce Images

The scale factor, or linear scale factor, is the ratio of two corresponding side lengths of similar figures.This page is for all those students who wants to learn mathematics, especially for my maths students of Pisj-es.

Use the pen tool to draw the points and write down the scale factor.Enlarge shapes given a scale factor and centre of enlargement.

### BSTeachers201011 - Enlargement

The scale factor of dilation is the ratio of a side length of the image to the corresponding side length of the original figure.If you begin with the smaller figure, your scale factor will be less than one.For example, a scale factor of means that the side-lengths of the new shape are twice the side-lengths of the original.

The larger the scale factor, the larger your cartoon will become.How to draw Enlargements with Negative Scale Factor or Scale Factor between 0 and 1 You have learned that an enlargement will change the size and position of an object.Students need to use notes from lesson to answer the questions.Students learn how to perform and describe enlargements on a grid using a centre and scale factor.I can enlarge a shape by positive scale factor from a centre of enlargement and I can find a centre of enlargement and a scale factor.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.

### Enlargement - NTMaths.com

When a figure is dilated, its size is changed by multiplying the length of each side by a scale factor.