It needs to have two equal angles, each of which is less than 45 degrees.
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Step 1) Draw a line. Step 2) From one of the endpoints of your line, draw another line of equal length, making sure the angle between these lines is obtuse, that is between 90 and
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An isosceles triangle is a triangle with (at least) two equal sides...
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Introduction of Obtuse triangle: All the triangles have three sides but differ in angles. If the triangle contains the angle of more than 90 degree and within 180 degree
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