31.   This is rather like being able to draw a straight line tangent at any point on a smooth curve.

32.   Tintern Abbey in the Wye Valley makes a good half way point on a circular walk from Chepstow.

33.   Two people standing at distant points on the globe would have completely different ideas about where the magnetic north pole lay.

34.   Two points on the spine were used as bridle attachments and a third at the cross-spar connection to the leading edge.

35.   The town is attractive and is a useful stop-off point on the route across the mountains.

36.   The numbers correspond to points on the map.

37.   Carville began ticking off points on his fingers.

38.   She conceded just three points on her service during the first set.

39.   We plot about eight points on the graph.

40.   Points on a circle are equidistant from its center.