Altitude (triangle) - Wikipedia
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Altitude of a Triangle - Definition, Formulas, Properties, Examples
واژه معنی و تفسیر مثل در لغت نامه دهخدا با تلفظ فارسی
واژه مترادف و متضاد تلاقی با تلفظ فارسی
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Genesis :: The Phaistos Disk
SOLVED: 'Given right triangle ABC with altitude BD drawn to