### Know the parts of a circle

Identify parts of a circle by their mathematical names

8 lessons

Identify parts of a circle by their mathematical names

Find the area of a semicircle and quarter circle in terms of pi or to 3 significant figures

Find the area of sectors in terms of pi or to 3 significant figures

Find the radius or diameter given the area of a sector

Find the length of an arc on a semicircle and quarter circle and the perimeter of a semicircle and quarter circle

Find the length of an arc and the perimeter of a semicircle

Use the arc length to find the radius or angle of the sector

Calculate the area of compound shapes with circles

Units in Express Maths

Units in Shape and Space (S)

- Negative and Fractional Indices
- Upper and Lower Bounds
- Algebraic Fractions
- Factorise and solve quadratics (a > 1)
- Further Quadratic equations
- Recurring decimals
- Circle Theorems 1
- Circle Theorems 2
- Quadratic Graphs & Cubic and Reciprocal Graphs & Circle Graphs
- Straight Line Graphs 2 & Higher Straight Lines
- Compound Measures & Direct and Inverse Proportion
- Further graphs (Gradients/Area of curves)
- Parts of a circle 1 & 2
- Volume and Surface Area 2 & 3
- Higher Data 1 (CF and Box Plots)
- Histograms
- Quadratic Sequences & Further Algebra
- Algebraic Proof & Functions
- Advanced Trigonometry 1, 2, and 3
- Simplifying & Adding Surds
- Multiplying & Dividing Surds
- Higher Probability (Conditional and Further Set Notation)
- Enlargement and Similarity
- Other Graphs (Trig, Exponetial and Transformations)
- Constructions & Loci
- Simultaneous Equations Linear & Quadratic
- Solve equations numerically (Iteration)
- Higher Vectors 1 & 2
- Types of Numbers & Roots & Indices
- Rounding and Estimating
- Solving Equations 1 & 2
- Solve Inequalities and Represent on Number Line
- Factorise and solve a quadratic (a=1)
- Percentage increase and decrease
- Angle Facts & Parallel Lines
- Polygons 1 & 2
- Straight line graphs 1 & 2
- Quadratic Graphs & Cubic and Reciprocal Graphs
- Ratio 1 & 2
- Volume and Surface Area 2 & Views and Maps
- Scatter Diagrams & Frequency Trees & Averages
- Substitution and Rearranging Formulae & Rules of Indices
- Linear & Quadratic Sequences
- Pythagoras 1 & 2
- Trigonometry 1 & 2
- Repeated Percentage Change
- Standard Form 4 Operations
- Probability 2 & 3
- Rotation and Enlargement
- Similarity
- Simultaneous Equations
- Vectors 2
- Directed Numbers & 4 Rules & Rounding and Estimating
- Fractions 1 & 2
- Expand and Simplify & Factorise Linear & Solving Equations 1 & 2
- Percentages and FPD Equivalence
- Simple Graphs & Straight Line Graphs 1
- Quadratic Graphs & Travel Graphs
- Ratio 1
- Ratio 2 (Ratio and Fractions/Direct Proportion/Best Buy)
- Area and Perimeter & Circles
- Volume and Surface Area 1 (Prisms)
- Charts and tables & Frequency Charts
- Linear Sequences
- Pythagoras Theorem 1
- Pythagoras Theorem 2
- Factors, Multiples, and Primes & Venn Diagrams
- Standard Form Converting & 4 Operations
- Probability 1 & 2
- Bearings & Reflection
- Views and Maps & Constructions
- Solving equations 2 (Simple algebraic fractions)
- Translate and Vectors 1

- Trigonometry 1 & 2
- Angle Facts & Parallel Lines
- Polygons 1 & 2
- Pythagoras 1 & 2
- Advanced Trigonometry 1, 2, and 3
- Volume and Surface Area 2 & Views and Maps
- Compound Measures & Direct and Inverse Proportion
- Area and Perimeter & Circles
- Volume and Surface Area 1 & 2
- Parts of a circle 1 & 2
- Trigonometry 2
- Advanced Trigonometry 1
- Similarity
- Higher Vectors 1
- Circle Theorems 1
- Parts of circles 2 (Arcs and Sectors)
- Pythagoras Theorem 2
- Parts of circles 1 (Semi and quarter circles)
- Volume and Surface Area 1 (Prisms)
- Advanced Trigonometry 3
- Cylinders
- Translate and Vectors 1
- Bearings
- Circles
- Advanced Trigonometry 2
- Circle Theorems 2
- Angle Facts
- Constructions
- Vectors 2
- Area and Perimeter
- Revise - Angles, Polygons, Bearings
- Trigonometry 3
- Rotation and Enlargement
- Constructions & Loci
- Reflection
- Views and Maps
- Loci
- Higher Vectors 2 and Congruent Triangles
- Volume and Surface Area Higher 3
- Pythagoras Theorem 1
- Enlargement and Similarity
- Volume and Surface Area 2
- Parallel Lines and Polygons 1
- Polygons 2 (Interior and Exterior)
- Trigonometry 1