Relier Pairs Triangle PropertiesVersion en ligne Relate the example to the correct triangle property Bibliography: GENERAL CONTENTS MATHEMATICS 1ST YEAR SECONDARY RURAL PLURIGRATE Recuperado por http://contenedor.grupovi-da.biz/uploads/digitalcontents/interactive/366/index.html# par naury marcela albarracin 1 • The sum of the length of the two sides of a triangle is greater than the length of the third side. 2 • Area of a triangle = ½ × Base × Height 3 • The exterior angle of a triangle is always equal to the sum of the interior opposite angles. This property of a triangle is called an exterior angle property. 4 • The perimeter of a triangle = sum of all its three sides 5 • Two triangles are said to be similar if their corresponding angles of both triangles are congruent and lengths of their sides are proportional. 6 • The sum of all the angles of a triangle (of all types) is equal to 180°.
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