Mathematics
Describe the locus of a runner, running round a circular track and always keeping a distance of 1.5 m from the inner edge.
Related Questions
Describe the locus of the moving end of the minute hand of a clock.
Describe the locus of the door handle, as the door opens.
Describe the locus of a stone dropped from the top of a tower.
Describe the locus of points inside a circle and equidistant from two fixed points on the circumference of the circle.