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        <xhtml:link rel="alternate" hreflang="en"
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        <xhtml:link rel="alternate" hreflang="es"
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        <xhtml:link rel="alternate" hreflang="fr"
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        <xhtml:link rel="alternate" hreflang="sr"
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        <xhtml:link rel="alternate" hreflang="uk"
                    href="https://uk.khanacademy.org/math/8-klas/xfad87d1c001596e0:rozv-yazuvannya-pryamokutnih-trikutnikv/xfad87d1c001596e0:teorema-pfagora/v/area-of-an-isosceles-triangle" />
        
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                    href="https://ur.khanacademy.org/math/grade-8-math/x37b9516354b6ae1a:pythagoras-theorem/x37b9516354b6ae1a:pythagorean-theorem-application/v/area-of-an-isosceles-triangle" />
        
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                    href="https://fr.khanacademy.org/math/3eme-annee-secondaire/xd903d14ae2b1276e:geometri-puthagore-triangle-rectangle-et-trigonometrie/xd903d14ae2b1276e:pythagore-dans-des-triangles-particuliers/e/use-pythagorean-theorem-to-find-area" />
        
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