1. ©2009 – Not to be sold/Free to use
Stage 4 - Year 7
Perimeter
Estimating
Lengths
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©2009 – Not to be sold/Free to use

2. Estimate the height of the door.
Estimating Lengths
2 mm A
Estimate the height of the door.
20 mm B C
20 cm
Wrong
Right. D
2 m
End of
Slide

3. Estimate the length of the pencil.
Estimating Lengths
2 mm A
Estimate the length of the pencil.
20 mm B C
20 cm
Wrong
Right. D
2 m
End of
Slide

4. Estimate the length of the ant.
Estimating Lengths
2 mm A
Estimate the length of the ant.
20 mm B C
20 cm
Wrong
Right. D
2 m
End of
Slide

5. Estimate the width of the finger print.
Estimating Lengths A
2 mm
Estimate the width of the finger print. B
20 mm C
20 cm
Wrong
Right. D
2 m
End of
Show