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# Measuring Lengths

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## Mr Mattock

on 31 August 2018

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#### Transcript of Measuring Lengths

Measuring Lengths
Starter
What would be the best tool to measure:

(a) the length of your pencil?
(b) the height of your desk?
(c) the length of your arm?
(d) the length of the 3G pitch?
Measuring Lengths
Measuring Lengths
How long is the nail?
Starter
What would be the best tool to measure:

(a) the length of your pencil?
- a small ruler
(b) the height of your desk?
- a metre ruler
(c) the length of your arm?
- a tape measure
(d) the length of the 3G pitch?
- a trundle wheel
L.O. - Understand the appropriate tools
for measuring different lengths, and use the tools to measure lengths.
How long is the line?
Measuring Lengths
How long is the nail?
How long is the line?
5.5 cm
or
5 cm
or
55 mm
1
2
78 cm
or
0.78 m
What is the difference between the external and internal perimeters for the photo frame?
What is the perimeter of this rectangle?
Measuring Lengths
What is the difference between the external and internal perimeters for the photo frame?
What is the perimeter of this rectangle?
9.5 + 13.6 + 9.5 + 13.6

= 46.2 cm
Activity
Use suitable tools to measure each of the items on the list.
Activity
Measure the perimeter of each of the Polydron shapes.

What is the difference between the external and internal perimeter?
Activity
Measure the lengths of each of the line segments given on the sheet.