Special Lines in Triangles

Author:
kathleenh
Topic:
Triangles

Select the boxes to see triangle median, angle bisector and perpendicular bisector line segments. Move points A, B and C to change the shape of the triangle.

A line, line segment or ray that makes a right angle with one side of a triangle at that sides midpoint is a ...

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A line segment from the vertex of a triangle to the midpoint of the opposite side is a ...

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A line, line segment, or ray that divides an interior angle of a triangle into two equal parts is a ...

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