Integers
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Perimeter match
Perimeter problems
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Sort these shapes into groups which have the same perimeter. Integers
14cm
5cm
A
B
13cm
Decimals
Perimeter match
12cm
Perimeter match
Missing values (1)
Missing values
Missing values (2)
14.4cm perimeters
6cm
20cm perimeters
5cm
C
6cm
4cm
D
8cm
E
8cm
F
G
100cm perimeters
4cm
10cm
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Sketch and label a rectangle to match the left over shape. © www.teachitmaths.co.uk 2012
Integers
1
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Missing values (1)
2
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Integers
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Missing values (2)
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All of these shapes have the same perimeter. Work out the missing values. 31cm
9cm
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All of these shapes have the same perimeter. Work out the missing values. 22cm
12cm
15cm
5cm
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8cm
33cm
15cm
12cm
14cm
8cm
26cm
24cm
10cm
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18cm
24cm
Sketch and label another rectangle which has the same perimeter. © www.teachitmaths.co.uk 2012
Integers
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Integers
Which shape(s) only have one possible answer?
16097
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The perimeter of each shape is 20cm. Sketch and label each shape so this is true. © www.teachitmaths.co.uk 2012
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20cm
Sketch and label another rectangle which has the same perimeter. 3
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20cm perimeters
30cm
4
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100cm perimeters
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The perimeter of each shape is 100cm. Sketch and label each shape so this is true. Which shape(s) only have one possible answer?
5
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16097
6
1
Decimals
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Perimeter match
Decimals
Sort these shapes into groups which have the same perimeter. 8.1cm
5.6cm
8.1cm
B
C
A
10.8cm
13.5cm
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Missing values
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All of these shapes have the same perimeter. Work out the missing values. 2.3cm
4.6cm
D
10cm
6cm
area = 36cm2
6cm
10.2cm
8cm
7.5cm
7.8cm
4.8cm
7.5cm
E
8.3cm
3.4cm
F
2.7cm
8cm
G
3.8cm
4.5cm
show answers
show answers
Sketch and label an isosceles triangle to match the left over shape. © www.teachitmaths.co.uk 2012
Decimals
7
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14.4cm perimeters
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8
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The perimeter of each shape is 14.4cm. Sketch and label each shape so this is true. Which shape(s) only have one possible answer?
© www.teachitmaths.co.uk 2012
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9
2