Name the geometrical instrument having a semi-circular device graduated into 180 degree-parts.
Name the geometrical instrument having a pair of pointers.
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Which geometrical instrument used to mark off equal lengths but not to measure them and draw arcs and circles?
Which geometrical instrument used to draw line segments and to measure their lengths?
A _________ is a simple closed curve all of whose points are at the same distance from a fixed point.
Name the geometrical instrument having two triangular pieces.
Name the geometrical instrument having a pair – a pointer on one end and a pencil on the other.
Which geometrical instrument used to draw and measure angles?
Which geometrical instrument used to draw perpendicular and parallel lines?
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