DoingMaths - Free maths worksheets
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Pythagoras Theorem - Free maths worksheets and other resources

Here are maths resources relating to the use of Pythagoras' Theorem. We currently have maths lesson videos on the use of Pythagoras' Theorem and how to prove Pythagoras' Theorem, with more resources to follow.

How to Use Pythagoras' Theorem

Find out how to use Pythagoras' Theorem to find missing sides in this quick maths trigonometry lesson video on YouTube. The video features how to find the hypotenuse using the two shorted sides and how to find a shorter side when given the hypotenuse and the other shorter side.

How to Prove Pythagoras' Theorem

A quick maths video from the DoingMaths YouTube channel showing how to prove Pythagoras' theorem algebraically.

Free Pythagoras' Theorem maths resources

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  • Home
  • Algebra
    • Algebraic expressions
    • Algebraic equations
    • Expanding brackets
    • Index notation
    • Inequalities
    • Quadratic equations
    • Sequences
    • Simultaneous equations
    • Straight line graphs
    • Substitution
  • Shapes, space and measures
    • Angles
    • Circles
    • Circle theorems
    • Compound measures
    • Construction
    • Distance/speed-time graphs
    • Length, area and volume
    • Metric and Imperial conversions
    • Metric units of measurement
    • Proof
    • Pythagoras' Theorem
    • Scale factors, similarity and congruence
    • Symmetry and reflection
    • Time
    • Trigonometry
  • Number
    • Primary Addition and Subtraction
    • Addition and subtraction
    • Basic number work
    • Compound percentage change
    • Decimals
    • Fractions
    • Fractions, decimals and percentages
    • Money
    • Multiplication and division
    • Percentages
    • Ratio and Proportion
    • Rounding
    • Standard form
  • Statistics and Probability
    • Averages and the Range
    • Collecting data
    • Box plots
    • Pie charts
    • Probability
  • More
    • Starters >
      • Puzzles and riddles
      • Maths Wordsearches
      • More starter ideas
    • Internet articles
    • A-Level Maths Paper Walkthroughs >
      • A-Level Maths, June 2018, Pure Paper 1 Question Walkthroughs
      • A-Level Maths, June 2018, Pure Paper 2, Question Walkthroughs
      • A-Level Maths, June 2018, Statistics and Mechanics, Question Walkthroughs
      • A-Level Maths, June 2019, Pure Paper 1, Question Walkthroughs
    • Mathematician of the Month
    • DoingMaths video channel
    • DoingMaths Shop
    • Contact us
    • Privacy policy