1. LO To assess my understanding of constructing triangles and angle facts.
RAG
Key Words: Reflect, Communicate, Explain, Justify
19/11/2018
Starter Activity
Complete the ‘Heard the Word Grid.’
Are there any key words that you have learnt or have a better understanding of now than you did at the start of this unit of work?

2. Constructing Triangles and
Grade F E D C
Constructing Triangles and
Angle Facts
I am able to draw and measure angles using a protractor.
I can recognise and label types of triangle.
I can recognise and label types of angles.
I know that the sum of angles in a triangle is 180 degrees and the sum of the angles in a quadrilateral is degrees.
I can calculate missing angles in triangles and quadrilaterals
I can construct a triangle using a ruler and protractor.
I can construct a triangle using a compasses.

3. Right Angle Obtuse Acute Reflex Isosceles Triangle Scalene Triangle
Key Words / symbols
Never heard before?
Heard of but not sure what it means?
Know what it means and can explain it in context
Jot down your ideas here...
Right Angle
Obtuse
Acute
Reflex
Isosceles Triangle
Scalene Triangle
Equilateral Triangle
Right Angle Triangle
Print slides 3-10 two slides to a page.

4. Write down the special name for this type of angle.
Grade F Questions
Write down the special name for this type of angle.
Measure the angle and write down the size to the nearest degree …………………………….
What do you need to know before you can be sure if a triangle is isosceles, equilateral or scalene?
What is the special name for this type of triangle?
Write down one fact about this type of triangle.
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5. What can you tell me about the angles in any triangle.
Grade E Questions
What can you tell me about the angles in any triangle.
Is it possible for a triangle to have angles of the sizes shown?
Explain your answer.
Is it possible for a triangle to have more than one obtuse angle?
What is different about a scalene triangle and an isosceles triangle?
Diagram not drawn accurately.
400
800
700
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6. An isosceles triangle has one angle of 300
Grade D Questions
An isosceles triangle has one angle of 300
Is this enough information to know the size of the other two angles?
Why?
PQR is a triangle.
QRS is a straight line.
Find the size of the angle marked y.
y = °
Give a reason for your answer.
Diagram not drawn accurately.
Diagram not drawn accurately.
300
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7. Make an accurate drawing of triangle ABC.
Grade D Question
Here is a triangle.
Make an accurate drawing of triangle ABC.
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8. You must show all your construction lines.
Grade C Questions
In the space below, use ruler and compasses to construct an equilateral triangle
with sides of length 5 cm.
You must show all your construction lines.
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9. Use the space below to set yourself a question similar to the ones you were able to answer confidently.
Use the space below to answer the question that you have set yourself
My own question…
My answer…

10. Algebraic Fractions and Changing the Subject of a Formula
Grade D C B A A*
Algebraic Fractions and Changing the Subject of a Formula
Solve linear equations where the variable occurs in the numerator of a fraction.
I can rearrange simple formulae.
I can rearrange more complicated formulae.
I can combine algebraic fractions using the four rules of addition, subtraction, multiplication & division.
I can rearrange a formula where the subject appears twice.
I can simplify algebraic fractions by factorisation and cancellation.
I can rearrange more complicated formulae where the subject may appear twice or as a power.
I can solve a quadratic equation obtained from manipulating algebraic fractions where the variable appears in the denominator.
Dialogue marking sheet.
Use the learning journey above to highlight the mathematical skills that you have now which you didn’t have at the start of the unit of work.
How much progress have you made?
What can you do to improve your skills as a learner in order to make even better progress?

11. My teachers probing question My answer
What I will do to act upon my ‘Even Better If’’ comment
Strategy
Tick / Comments
Complete a mymaths lesson or booster pack
Use a revision guide or text book
Ask my teacher to explain during a lesson
Ask a peer to explain during a lesson
Ask someone at home to help
Attend a revision session at school
Attend homework club
Something else (describe your strategy here)
Dialogue marking sheet.