FabuMaths
  • High School
    • Grade 10 >
      • Grade 10 Answers
      • Algebraic Expressions
      • Algebraic Functions
      • Analytical Geometry
      • Exponents
      • Equations and Inequalities
      • Euclidean Geometry
      • Finance and Growth
      • Numbers and Patterns
      • Measurement
      • Probability
      • Statistics
      • Trigonometry
      • Trigonometric Functions
    • Grade 11 >
      • Grade 11 Answers
      • Algebraic Functions
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      • Exponents and Surds
      • Euclidean Geometry
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      • Measurement
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      • Probability
      • Statistics
      • Trigonometry
      • Trig Functions
    • Grade 12 >
      • Grade 12 Answers
      • Analytical Geometry
      • Calculus
      • Euclidean Geometry
      • Finance, Growth and Decay
      • Functions
      • Functions: Exponential and Logarithmic
      • Functions: Polynomials
      • Patterns, Sequences and Series
      • Probability
      • Statistics
      • Trigonometry

Check list:

  1. The equation \({\left( {x - a} \right)^2} + {\left( {y - b} \right)^2} = {r^2}\) defines a circle with radius \(r\) and centre \(\left( {a;b} \right)\).
  2. Determination of the equation of a tangent to a given circle.

Learn the concepts:

Videos from learn.mindset.co.za
Mind Action Series: Mathematics 12 Textbook & Workbook (2013):
Revision Exercise Page 217
Exercise 1 Page 220
Exercise 2 Page 223
Exercise 3 Page 228
Revision Exercise Page 229
Some Challenges Page 231
Relevant sections in Everything Maths:
  • Revision
  • Equation of a circle
  • Equation of a tangent to a circle
  • Summary
  • End of chapter exercises

Practice the concepts:

Download the note.
Download the note.
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  • High School
    • Grade 10 >
      • Grade 10 Answers
      • Algebraic Expressions
      • Algebraic Functions
      • Analytical Geometry
      • Exponents
      • Equations and Inequalities
      • Euclidean Geometry
      • Finance and Growth
      • Numbers and Patterns
      • Measurement
      • Probability
      • Statistics
      • Trigonometry
      • Trigonometric Functions
    • Grade 11 >
      • Grade 11 Answers
      • Algebraic Functions
      • Analytical Geometry
      • Equations and Inequalities
      • Exponents and Surds
      • Euclidean Geometry
      • Finance, Growth and Decay
      • Measurement
      • Numbers and Patterns
      • Probability
      • Statistics
      • Trigonometry
      • Trig Functions
    • Grade 12 >
      • Grade 12 Answers
      • Analytical Geometry
      • Calculus
      • Euclidean Geometry
      • Finance, Growth and Decay
      • Functions
      • Functions: Exponential and Logarithmic
      • Functions: Polynomials
      • Patterns, Sequences and Series
      • Probability
      • Statistics
      • Trigonometry