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Enterprise Skills
LESSON OBJECTIVES
Always aim
high!
We are learning to:
- Enhance our Mathematical learning skills.
(Which Enterprise skills?)
- Accurately calculate the area and perimeter of
compound shapes. (Level 6)
Where are we in
our journey?
AUTHOR
www.mistrymaths.co.uk
Real life
cross/curricular
links?
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Enterprise Skills LEARNING JOURNEY Which ones are you using?
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BRAIN IN GEAR
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EXAMPLE
DITDIONA can be rearranged to make ADDITION
TASK
Work out the following Mathematical anagrams:
STUNI
Units
THELNG
Length
DITHW
Width
EXTENSION
Develop your own Mathematical anagrams as above as a
creative entrepreneur.
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Enterprise Skills
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STARTER
TASK
each of the rectangles below:
Team
Worker
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4cm
1)Write down the prime
factors of 45
45
2
12cm
Area =
1 2 3 4
3cm 5 6 7 8 3cm
9 10 11 12 Perimeter
4cm
(b)
Responsible
Citizen
EXTENSION
1)Work out the area and perimeter for
(a)
Reflective
Learner
=4 + 3 + 4 + 3
= 14cm
9
3
5
3
8cm
5cm
5cm
8cm
Area = 8 x 5 = 40cm2
Perimeter = 8 + 5 + 8 + 5
= 26cm
ANSWER = 3 X 3 X 5
ANSWER = 32 X 5
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Enterprise Skills COMPOUND SHAPES
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Citizen
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AREA OF A RECTANGLE = LENGTH X WIDTH
EXAMPLES
Calculate the area of the compound shapes below:
1)
2)
7cm
A
3m
2cm
A
6m
8m
B
4cm
B
4cm
2m
8m
Area of rectangle A = length x width
Area of rectangle A = 7 x 2
Area of rectangle A = length x width
Area of rectangle A = 6 x 3
Area of rectangle B = length x width
Area of rectangle B = 4 x 4
Area of rectangle B = length x width
Area of rectangle B = 8 x 2
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Enterprise Skills COMPOUND SHAPES
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TASK (LEVEL 6)
1)Work out the areas and perimeters for the compound shapes
below:
(b)
(a)
(c)
(d)
1m
7cm
EXTENSION 1 (LEVEL 6)
1)Work out the perimeters for the compound shapes above.
(a) P = 32cm
(b)P = 40cm (c) P = 60cm (d)P = 16m
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Enterprise Skills COMPOUND SHAPES
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EXTENSION 2 (LEVEL 6)
1)Work out the area for the shape below:
A Triangle
1m
6m
B
A
7m
10 x 1
= 5m2
2
10m
10m
Team
Worker
B Rectangle
10 x 6 = 60m2
TOTAL AREA = 65m2
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Enterprise Skills COMPOUND SHAPES Which ones are you using?
MINI-PLENARY – SPOT THE MISTAKE
Harold finds the area of the compound shape below:
A
4cm
B
Area of compound shape = Area of A + Area of B
Area of compound shape = 10 x 4 + 4 x 5
Area of compound shape = 40 + 20
Area of compound shape = 60cm2
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DISCOVERY
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LINK BACK TO OBJECTIVES
- Accurately calculate the area and
perimeter of compound shapes.
What level
are we
working at?
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Enterprise Skills COMPOUND SHAPES Which ones are you using?
PLENARY ACTIVITY – FUNCTIONAL MATHS QUESTION
(LEVEL 6)
A garden is in the shape of a rectangle measuring 16m by 12m.
Calculate the area of the grass.
GRASS
12m
Flower Bed
3m
6m
16m
Area of grass =
Area of grass =
Area of grass =
Area of grass =
Area of garden - Area of flower bed
16 x 12 - 6 x 3
192 - 18
174m2
What have you learnt?
Draw your brain
In your brain, write or draw everything you can remember about finding
the area and perimeter of compound shapes. It can be a skill or a
reflection, or something else that might be prominent in your brain.
Where are we
in our
journey?
What level
are we
working at?
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Responsible
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Enterprise Skills SELF ASSESSMENT Which ones are you using?
Plenary Activity
How well do you understand the task?
.
I don’t
understand
I nearly
understand
www.mistrymaths.co.uk
I fully
understand
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Enterprise Skills SELF ASSESSMENT Which ones are you using?
Plenary Activity
WWW (What Went Well)
EBI (Even Better If)
On your post it
notes…
Think about how you
can improve your
work.
www.mistrymaths.co.uk