Circle Theorems Part 2 | Geometry & Measures | Maths | FuseSchool
Let’s discover some more circle theorems so that we can solve all types of geometrical puzzles.
We discovered these 4 theorems in part 1:
Angle at the centre is double the angle at the circumference
The angle in a semi-circle is 90 degrees
Angles in the same segment are equal / Angles subtended by the same arc are equal
Opposite angles in a cyclic quadrilateral add up to 180 degrees.
Circle theorems - Part 1: https://bit.ly/3bWjVe4
Circle Terminology - Radius Diameter Sector Segment Chord Arc Tangent: https://bit.ly/3c1D8Ly
Watch part 3 to discover the final 2 theorems that involve intersecting chords.
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Transcript: alugha
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Algebraic fractions are simply fractions with algebraic expressions either on the top, bottom or both. We treat them in the same way as we would numerical fractions.
In this video we look at how to simplify algebraic fractions, and how to add and subtract them.
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CREDITS
Animation & Design: Peter van de Heuvel
Narration: Lucy Billings
Script: Lucy Billings
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