1 / 8

E nlargement

E nlargement. Recap over enlargement of shapes and key phrases(level 5) Understand how to enlarge a shape from a given point(level 6). What we’ve covered. What is enlargement? What does scale factor mean?. Look at your 2 questions in pairs. Enlarge the first by scale factor 2

kareem
Télécharger la présentation

E nlargement

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Enlargement Recap over enlargement of shapes and key phrases(level 5) Understand how to enlarge a shape from a given point(level 6)

  2. What we’ve covered • What is enlargement? • What does scale factor mean?

  3. Look at your 2 questions in pairs • Enlarge the first by scale factor 2 • This means double the length • Enlarge the second by scale factor 0.5 • This means half the length

  4. Marking • Swap with a partner and if possible give them • EBI • WWW

  5. To enlarge the rectangle by scale factorx2 from the point shown. B / A/ Image D/ C/ A B Object C D Centre of Enlargement Simply Count Squares Enlarging with a given point 1. If a shape is being enlarged by scale factor 2 the shape has to be twice the size 2.It also has to be twice as far away from the centre of enlargement.

  6. Enlargements from a Given Point Centre of Enlargement To enlarge the kite by scale factorx3 from the point shown. B A B/ C Object D C/ A/ Image Simply count Squares D/ X3 1. If a shape is being enlarged by scale factor 3 the shape has to be three times the size 2.It also has to be three times as far away from the centre of enlargement.

  7. Enlargements from a Given Point To enlarge the triangle by scale factor x4 from the point shown. B C Object A Centre of Enlargement

  8. Now try • Work on the sheet provided. • What do you need to remember? • If you are happy move onto the extension

More Related