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To enlarge the rectangle by scale factor x2 from the point shown. Centre of Enlargement Object A B C D Or Count Squares Image A/A/ B/B/ C/C/ D/D/ Enlargements.

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Presentation on theme: "To enlarge the rectangle by scale factor x2 from the point shown. Centre of Enlargement Object A B C D Or Count Squares Image A/A/ B/B/ C/C/ D/D/ Enlargements."— Presentation transcript:

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2 To enlarge the rectangle by scale factor x2 from the point shown. Centre of Enlargement Object A B C D Or Count Squares Image A/A/ B/B/ C/C/ D/D/ Enlargements from a Given Point 1. Draw the ray lines through vertices. 2. Mark off x2 distances along each line. 3. Draw and label image. X2

3 D To enlarge the kite by scale factor x3 from the point shown. Centre of Enlargement Object A B C Or Count Squares Image A/A/ B/B/ C/C/ D/D/ Enlargements from a Given Point 1. Draw the ray lines through vertices. 2. Mark off x3 distances along lines from C of E. 3. Draw and label image. X3

4 Enlargements from a Given Point 1. Draw the ray lines through vertices. 2. Mark off x4 distances along lines from C of E. 3. Draw and label image. To enlarge the triangle by scale factor x4 from the point shown. Centre of Enlargement Or Count Squares Object A B C Image C/C/ A/A/ B/B/ X4

5 Negative Enlargements from a Given Point 1. Draw ray lines from each vertex through C of E. 2. Mark off x1distances along lines from C of E. 3. Draw and label image. B/B/ A/A/ C/C/ Image Image is Inverted D/D/ D Centre of Enlargement A B C Object To enlarge the kite by scale factor -1 from the point shown. Or Count Squares

6 D Centre of Enlargement A B C Object To enlarge the kite by scale factor -2 from the point shown. Or Count Squares Negative Enlargements from a Given Point 2. Mark off distances x2 along lines from C of E. 3. Draw and label image. B/B/ A/A/ D/D/ C/C/ Image Image is Inverted 1. Draw ray lines from each vertex through C of E. -2

7 Fractional Enlargements from a Given Point 1. Draw ray lines from C of E to each vertex. 2. Mark halfway distances along lines. 3. Draw and label image. B A D C Object Or Count Squares To enlarge the kite by scale factor x½ from the point shown. Centre of Enlargement A/A/ B/B/ D/D/ C/C/ Image ½

8 Fractional Enlargements from a Given Point 1. Draw ray lines from C of E to each vertex. 2. Mark off 1/3 distances along lines. 3. Draw and label image. A’A’ B’B’ C’C’ D’D’ Image B A D C Or Count Squares To enlarge the rectangle by scale factor x1/3 from the point shown. Centre of Enlargement Object 1/3

9 To enlarge the rectangle by scale factor x2 from the point shown. Centre of Enlargement Object A B C D Image A/A/ B/B/ C/C/ D/D/ Enlargements from a Given Point 1. Draw the ray lines through vertices. 2. Mark off x 2 distances along each line. 3. Draw and label image. No Grid 1

10 D To enlarge the kite by scale factor x3 from the point shown. Centre of Enlargement Object A B C Image A/A/ B/B/ C/C/ D/D/ Enlargements from a Given Point 1. Draw the ray lines through vertices. 2. Mark off x3 distances along lines from C of E. 3. Draw and label image. No Grid 2

11 Enlargements from a Given Point 1. Draw the ray lines through vertices. 2. Mark off x4 distances along lines from C of E. 3. Draw and label image. To enlarge the triangle by scale factor x4 from the point shown. Centre of Enlargement Object A B C Image C/C/ A/A/ B/B/ No Grid 3

12 Negative Enlargements from a Given Point 1. Draw ray lines from each vertex through C of E. 2. Mark off x1distances along lines from C of E. 3. Draw and label image. B/B/ A/A/ C/C/ Image Image is Inverted D/D/ D Centre of Enlargement A B C Object To enlarge the kite by scale factor -1 from the point shown. No Grid 4

13 D Centre of Enlargement A B C Object To enlarge the kite by scale factor -2 from the point shown. Negative Enlargements from a Given Point 2. Mark off distances x2 along lines from C of E. 3. Draw and label image. B/B/ A/A/ D/D/ C/C/ Image Image is Inverted 1. Draw ray lines from each vertex through C of E. No Grid 5

14 Fractional Enlargements from a Given Point 1. Draw ray lines from C of E to each vertex. 2. Mark halfway distances along lines. 3. Draw and label image. B A D C Object To enlarge the kite by scale factor x½ from the point shown. Centre of Enlargement A/A/ B/B/ D/D/ C/C/ Image No Grid 6

15 Fractional Enlargements from a Given Point 1. Draw ray lines from C of E to each vertex. 2. Mark off 1/3 distances along lines. 3. Draw and label image. A’A’ B’B’ C’C’ D’D’ Image B A D C To enlarge the rectangle by scale factor x 1/3 from the point shown. Centre of Enlargement Object No Grid 7

16 To enlarge the rectangle by scale factor x2 from the point shown. Centre of Enlargement Object A B C D Or Count Squares Enlargements from a Given Point Worksheet 1

17 D To enlarge the kite by scale factor x3 from the point shown. Centre of Enlargement Object A B C Or Count Squares Enlargements from a Given Point Workshe et 2

18 Enlargements from a Given Point To enlarge the triangle by scale factor x4 from the point shown. Centre of Enlargement Or Count Squares Object A B C Worksheet 3

19 Negative Enlargements from a Given Point D Centre of Enlargement A B C Object To enlarge the kite by scale factor -1 from the point shown. Or Count Squares Worksheet 4

20 D Centre of Enlargement A B C Object To enlarge the kite by scale factor -2 from the point shown. Or Count Squares Negative Enlargements from a Given Point Workshee t 5

21 Fractional Enlargements from a Given Point B A D C Object Or Count Squares To enlarge the kite by scale factor x½ from the point shown. Centre of Enlargement Worksh eet 6

22 Fractional Enlargements from a Given Point B A D C Or Count Squares To enlarge the rectangle by scale factor x 1/3 from the point shown. Centre of Enlargement Object Workshee t 7

23 To enlarge the rectangle by scale factor x2 from the point shown. Centre of Enlargement Object A B C D Enlargements from a Given Point Worksheet 1A

24 D To enlarge the kite by scale factor x3 from the point shown. Centre of Enlargement Object A B C Workshe et 2A

25 Enlargements from a Given Point To enlarge the triangle by scale factor x4 from the point shown. Centre of Enlargement Object A B C Worksheet 3A

26 Negative Enlargements from a Given Point D Centre of Enlargement A B C Object To enlarge the kite by scale factor -1 from the point shown. Worksheet 4A

27 D Centre of Enlargement A B C Object To enlarge the kite by scale factor -2 from the point shown. Workshee t 5A Negative Enlargements from a Given Point

28 B A D C Object To enlarge the kite by scale factor x½ from the point shown. Centre of Enlargement Worksh eet 6A Fractional Enlargements from a Given Point

29 B A D C To enlarge the kite by scale factor x 1/3 from the point shown. Centre of Enlargement Object Workshee t 7A

30 The small rectangle has been enlarged as shown. Find the centre of enlargement. Object A C D Image A/A/ B/B/ C/C/ D/D/ Finding the Centre of Enlargement B Draw 2 ray lines through corresponding vertices to locate. Centre of Enlargement Find Centre 1

31 B/B/ A/A/ D/D/ C/C/ Image D A B C Object The small kite has been enlarged as shown. Find the centre of enlargement. Finding the Centre of Enlargement Centre of Enlargement Draw 2 ray lines through corresponding vertices to locate. Find Centre 2

32 Finding the Centre of Enlargement. B A D C Object The large kite has been enlarged by scale factor x ½ as shown. Find the centre of enlargement. B/B/ A/A/ D/D/ C/C/ Image Draw 2 ray lines through corresponding vertices to locate. Centre of Enlargement Find Centre 3

33 The small rectangle has been enlarged as shown. Find the centre of enlargement. Object A C D Image A/A/ B/B/ C/C/ D/D/ Finding the Centre of Enlargement B Worksheet 8

34 B/B/ A/A/ D/D/ C/C/ Image D A B C Object The small kite has been enlarged as shown. Find the centre of enlargement. Finding the Centre of Enlargement Worksheet 9

35 Finding the Centre of Enlargement. B A D C Object The large kite has been enlarged by scale factor x ½ as shown. Find the centre of enlargement. B/B/ A/A/ D/D/ C/C/ Image Workshheet 10

36 The small rectangle has been enlarged as shown. Find the centre of enlargement. Object A C D Image A/A/ B/B/ C/C/ D/D/ Finding the Centre of Enlargement B Worksheet 8A

37 B/B/ A/A/ D/D/ C/C/ Image D A B C Object The small kite has been enlarged as shown. Find the centre of enlargement. Finding the Centre of Enlargement Worksheet 9A

38 Finding the Centre of Enlargement. B A D C Object The large kite has been enlarged by scale factor x ½ as shown. Find the centre of enlargement. A/A/ B/B/ D/D/ C/C/ Image Workshheet 10A


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