Perimeter workshop

Post on 20-May-2015

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Perimeter workshop

Transcript of Perimeter workshop

42 cm

42 cm

20 cm20 cm

42 cm

42 cm

20 cm20 cm

20 + 20 + 42 + 42 = 124cm

New Zealand

mm cm km

The classroom

m

A book

School grounds

A desk

An island

A button

A button

The tip of a pen

New Zealand

mm cm km

The classroom

m

A book

School groundsA desk An islandA button

The tip of a pen

Shoot the shapes

What is the shape’s perimeter

50cm

50cm

45cm

105m

15m15m

105m

40m

40m

50m50m

35cm

35cm

50cm 50cm

3.5m

3.5m3.5m

3.5m

145cm

240m

170m

180m

14m

50cm

50cm

45cm

105m

15m15m

105m

40m

40m

50m50m

35cm

35cm

50cm 50cm

3.5m

3.5m3.5m

3.5m

Perimeter Rap

45cm

20cm

35cm

45cm

105m

20m

25m

25m

35cm

50cm

63cm

30cm20m

40cm

45cm

20cm

35cm

45cm

105m

20m

25m

25m

35cm

50cm

63cm

30cm

145cm210cm

160m

20m

226cm40cm

40cm

20cm

45cm

15cm

20cm

15cm

40cm

20cm

45cm

15cm

20cm

15cm

15 + 15 +15 + 15 + 15 + 15 + 15 + 15 = 120

20 + 20 +20 + 20 + 20 + 20 + 20 + 20 = 160

45 + 45 +45 + 45 + 45 + 45 + 45 + 45 = 360

120 + 160 +360 = 640cm

P= 640cm

35m

25m

35m

10m

25m25m

35m

35m

25m

35m

10m

25m25m

35m

25 + 25 +25 +25 + 25 + 25 + 25 + 25 + 25 +25 + 25 + 25= 300

20 + 20 +20 +20 = 80

35 + 35 +35 +35 + 35 + 35 +35 + 35 +35 +35 +35 +35 = 420

10 + 10 +10 +10 = 40cm

300 + 80 +420 +40 = 840 P= 840m

Class One

Office BlockOffice Block

ClassThree

School Field

Class Two

Class FourClass Four

GARDEN1

GARDEN2

11m

7m9m

14m

4m

5m11m

7m

7m

14m

19m

10m

15m

6m

Hall and ICTCentre

22m

5m12m

6m

13m

1m

5m

13m

Class One

Office BlockOffice Block

ClassThree

School Field

Class Two

Class FourClass Four

GARDEN1

GARDEN2

11m

7m9m

14m

4m

5m11m

7m

7m

14m

19m

10m

15m

6m

Hall and ICTCentre

22m

5m12m

6m

13m

1m

5m

13m

Office Block 9 + 4 + 5 + 9 + 5 = 32m

Hall 5 + 12 + 22 + 6 + 6 +17 = 68m

11 + 7 +11 + 7 = 36m

14 + 7 +14 + 7 = 42m

19 + 10 +19 + 10 = 58m

15 + 6 +15 + 6= 42m

11 + 7+11 + 7= 36m

13 + 1+13 + 1= 28m

13 + 5+13 + 5= 36m