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Proving the Pythagorean theorem

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Revision 532079:

Revision 532079 by SphinxKnight on

Revision 601189:

Revision 601189 by nielsdg on

Title:
MathML Pythagorean Theorem
MathML Pythagorean Theorem
Slug:
Web/MathML/Examples/MathML_Pythagorean_Theorem
Web/MathML/Examples/MathML_Pythagorean_Theorem
Tags:
"Math education", "MathML", "HTML5 Math", "Beginner", "NeedsBeginnerUpdate"
"NeedsBeginnerUpdate", "Math education", "MathML", "Beginner", "HTML5 Math"
Content:

Revision 532079
Revision 601189
t8      a 2 + b 2 = c 2 We can prove the theorem algebraically by st8      <!-- a² + b² = c² -->
>howing that the area of the big square equals the area<br> 
9      of the inner square (hypotenuse squared) plus the area of t9       a 2 + b 2 = c 2 We can prove the theorem algebraically by 
>he four triangles: (a + b)2 = c2 + 4(1 2)a b a2 + 2ab + b2 = c2 +>showing that the area of the big square equals the area of the in
> 2ab a2 + b2 = c2>ner square (hypotenuse squared) plus the area of the four triangl
 >es: <!-- We want to square the whole expression between the brace
 >s so we need to wrap it -->
10       ( a + b ) 2 = c2 + 4 ⋅ <!-- the area of the small triangle
 >s-->
11       ( 1 2 ab ) a 2 + 2 a b + b 2 = c 2 + 2 a b a 2 + b 2 = c 2

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