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Angle bisector, a line spliting an angle into two equal angles
Bisector of a exterior angle of a triangle dividers the opposite side into segments, vintage line drawing or engraving illustration.
Drawing the solution of the bisectors of the angles in the construction, the division of the angle in half, on a piece of tetrad school notebook in a cage with
Tangent arcs to lines on technic background
Tracing the egg shaped oval on technic background
Tangent arcs to circles on technic background
Tangent lines to two circles on technic background
Two points of intersection of two circles
Tangent arcs to circles on technic background