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Why ISOSCELES Base Angles Are Equal #maths #geometry #isoscelestriangles #perpendicularbisector
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Perpendicular Bisector of The Base Passes Through The Triangle Vertex - EXPLAINED!
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Triangle Congruence - SIDE SIDE SIDE - Proof #gcsemaths #triangles
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Find a Triangle Edge Using Sine & Cosine Rules - #trianglearea #sinerule #cosinerule #geometry
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Sum of Angles In A Triangle ANOTHER PROOF #gcse #triangle #proof #geometry
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Parallel Lines - Corresponding Angles PROOF -  #parallellinesandatransversal #correspondingangles
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Parallel Lines Alternate Angles Proof #gcse #parallellinesandatransversal #alternateangles
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Sum of Angles in a Triangle PROOF #gcse #maths #triangle #proof
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Area of Parallelogram Question (Can You Find It?)
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WHY The Area of a RHOMBUS is (XY)/2   ANOTHER PROOF #rhombus #parallelograms
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Why The Area of a Rhombus Equals  (XY)/2  - #gcse #maths #rhombus #parallelograms #proofs
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Diagonals of a Rhombus intersect at 90 degrees   PROOF #maths #gcse #rhombus #proof
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The ANGLE BISECTOR Is Not Perpendicular To The Base (In A Scalene Triangle)
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Another Cosine Rule Proof (slightly simpler)
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The Pythagorean Identity - WHY sin^2(x) + cos^2(x) = 1 #gcse #pythagorastheorem #trigonometry
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The Cosine Rule A Visual Proof - (Note: Other Proofs Exist) #cosinerule #gcse #maths
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Population Growth Equation Explained (why 1 + R is used) #gcse #geometricsequence #populationgrowth
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Arithmetic Sequences  - Find The Closest Term To a Given Value  #gcse #arithmeticprogression
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Understanding The Arithmetic Sequences Formula #gcse #arithmeticprogression
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Pythagorus Theorem : A Detailed VISUAL Proof #gcse #pythagorastheorem #maths #trianglearea
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Area Of a Triangle With PYTHAGORAS and TRIGONOMETRY - No Calculator #gcse #pythagoreantheorem
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Assessing A (Broken) Triangle Using The SINE RULE
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AREA of a Trapezium : Very EASY To Prove #maths #gcse #trapezoid #trapezium
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Tricky Sine Rule Questions: Can You Find The Area? #gcse #geometry #triangleareas #sinerule
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The SINE RULE (Law Of Sines) - How To Prove It #gcse #sinerule #trigonometry
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Why These Two Formulas Find  The Area Of a SCALENE Triangle #gcse #scalenetriangle #sinerule
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The Perpendicular Bisector: Why It Passes Though The Circle Center! #circletheorem #gcse
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Alternate Segment Theorem Proof: In 6 Minutes
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Two Tangents Theorem (Why These Tangents Are The Same Length) #gcse #tangents #circletheorem
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What Makes These Cyclic Quadrilaterals? #gcse #quadrilateral #cyclicquadrilateral #circletheorem
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