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Трикутники

QuestionAnswer
Трикутник, у якого дві сторони рівні? рівнобедрений
Трикутник, що має прямий кут? прямокутний
Трикутник, що має тупий кут? тупокутній
Відрізок, що лежить на бісектрисі кута, і зєднує вершину та протилежну сторону бісектриса
Відрізок, що з`єднує вершину та середину протилежної сторони медіана
Перпендикуляр, опущений з вершини трикутника на протилежну сторону або її продовження висота
Ортоцентр трикутника - точка перетину його .. висот
Де знаходиться центр вписаного у трикутник кола? точка перетину бісектрис
Де знаходиться центр описаного навколо трикутника кола? точка перетину серединних перпендикулярів
Сума довжин усіх сторін трикутника периметр
Created by: OlgaKS
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