# Enlargement and reduction scale factor worksheet

### Chapter 7- McGraw Hill Geometry (excluding 7.5) Flashcards

Label the Construct a dilation of the image with a scale factor of 4.

### MATH 9 - UNIT 7 – SCALE FACTORS, SYMMETRY AND SURFACE AREA

Scale Factor and Indirect Measure geometry terms Learn with flashcards, games, and more — for free.

### 18 | October | 2016 | Ms. Pan's Grade 7 Mathematics

A scale factor of 3 means that the new shape is three times the size of the original.We reinforced the concept of enlargement (scale factors greater than 1) and reduction (scale factors less than 1).

### What is Scale Factor - Answers.com

How it works: Fill in the original DPI and the reduction or enlargement percentage and click Calculate to receive the new, modified DPI.Green (whole number), amber (fractional), red (centre of enlargement) and extension (missing lengths) enlargement worksheets for KS3.

The number used to multiply the lengths of a figure to stretch orshrink it to a similar image.

### dilation quiz Flashcards | Quizlet

Dilation is very straight forward: if the scale factor is above 1 it is an enlargement if below is a reduction.

Topic: Scale factors- Worksheet 1 Fill in the missing dimensions.

Use two methods for drawing a picture with dimensions three times as.Fill in the original DPI and the reduction or enlargement percentage and click Calculate to receive the new, modified DPI.Then enter in one field in the resized field (width or height).

### Proportional Scale Calculator - Scriptygoddess

Mathematics Department Curriculum for Excellence National 4 (2).Observe conversations between students to determine if students comprehend the material.For example, a scale factor. of 2 means that the new shape is twice the size of the original.

### Scale Factors Worksheets - Math Worksheets Center

A dilation (similarity transformation) is a transformation that changes the size of a figure.This is a good way of determining the effective resolution of your image after it is scaled up or down, for instance, a 300 DPI image, scaled 200% is not going to output at 300 DPI, but will instead output at an effective.

This journal entry involves a fun activity using Oreos to illustrate the two types of dilations: Enlargement Reduction Scale factor characteristics.On your own: Calculate the scale factor and scale for the reduction or enlargement Original Duplicate Example 4: On a map, the distance from Dawson city to Whitehorse is 540 km.Mathematics: To solve this task successfully, students must relate different scale factors as fractions, decimals, and percents to.

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Guided Lesson - The graphs are oversized so that they can be clearly read and worked on.This scaling factor (.50) could be applied to any aspect of the associated graphics that required reduction.I created and used these with my mid-low ability Y7 class, with the sheets providing a challenge for all.Learn similar figures pre algebra with free interactive flashcards.

### Blog Archives - Math in Mind

Label the image C. (b) Enlarge shape B below by a scale factor.Usually the word scale is used for an instrument used for drawing straight lines.Describe the effects of dilations, translations, rotations, and reflections on 2-D.We also discussed that scale factors can be expressed as percents, fractions, or decimals.Choose from 177 different sets of similar figures pre algebra flashcards on Quizlet.