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Measurement, NAP-B2-22 SA

A rectangular car park is shown below with a perimeter of 70 m.
 

 
What is the length of the short side `x`?

   `text(metres)`
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`10\ text(m)`

Show Worked Solution
`text(Perimeter)` `=25 + 25 + x +x`
`70` `=50 + 2x`
`:. x` `=10`

 

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 7, smc-3090-10-Perimeter, smc-696-10-Perimeter

Measurement, NAP-F2-35 SA

Pablo cuts a paper rectangle in half.

 He then places one half over the other to make a new shape.
 

 
What is the perimeter of Pablo's new shape?

  centimetres
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`32\ text(cm)`

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`text(Perimeter of new shape)`

`= 8 + 8 + 3 + 5 + 5 + 3`

`= 32\ text(cm)`

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 8, smc-3090-10-Perimeter, smc-696-10-Perimeter

Measurement, NAP-H2-37

Andrew drew a shape as pictured below.
 

 
What is the perimeter of this shape in centimetres?

`101` `112` `127` `148` `154`
 
 
 
 
 
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`154\ text(cm)`

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`text(Starting at the bottom left corner and)`

`text(moving clockwise:)`

`text(Perimeter)` `= 26 + 30 + 26 + 8 + 21 + 16 + 21 + 6`
  `= 154\ text(cm)`

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 9, smc-3090-10-Perimeter, smc-696-10-Perimeter

Measurement, NAP-H2-30

Which one of these shapes has the largest perimeter?

       
 
 
 
 
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Show Worked Solution

`text{Perimeter is 20 units (largest).}`

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 7, smc-3090-10-Perimeter, smc-696-10-Perimeter

Measurement, NAP-I2-21

What is the perimeter of the shape below given each square has a side length of 1 cm?
 

`text(8 cm)` `text(18 cm)` `text(20 cm)` `text(36 cm)`
 
 
 
 
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`text(20 cm)`

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`text(Starting at the bottom right corner and)`

`text(moving clockwise:)`

`text(Perimeter)` `=5+3+1+2+1+2+1+2+2+1`
  `=20\ text(cm)`

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 6, smc-3090-10-Perimeter, smc-696-10-Perimeter

Measurement, NAP-D2-35 SA

Justin connects three of his restaurant tables together to make one long table.

The view from above the tables is shown below.
 

 
Each table is 70 cm long and 50 cm wide.

What is the perimeter of the long table?

  cm
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`520\ text(cm)`

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`text(Perimeter)` `= 2 xx (210 + 50)`
  `= 2 xx 260`
  `= 520\ text(cm)`

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 9, smc-3090-10-Perimeter, smc-696-10-Perimeter

Measurement, NAP-I2-38

The table shows the dimensions of four different rectangles in centimetres.
 

 
Which rectangle has a perimeter of 28 centimetres?

`text(Rectangle 1)` `text(Rectangle 2)` `text(Rectangle 3)` `text(Rectangle 4)`
 
 
 
 
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`text(Rectangle 1)`

Show Worked Solution

`text(Consider rectangle 1,)`

`text(Perimeter)` `= 2 xx text(length) + 2 xx text(width)`
  `= (2 xx 9) + (2 xx 5)`
  `=28\ text(cm)`

 

`:.\ text(Rectangle 1 has a perimeter of 28 cm.)`

Filed Under: Perimeter, Area and Volume, Perimeter, Area and Volume Tagged With: Band 8, smc-3090-10-Perimeter, smc-696-10-Perimeter

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