(1) Without changing your elbow angle, keep your left elbow glued to your side and rotate your left shoulder, raising your forearm vertically as far as you can, aiming for a perpendicular position.

(2) Then, since both semicircles are perpendicular to the plane ABC, so is their line of intersection QN.

(3) The bending plane is normally perpendicular to the axis of the central pair.

(4) Just like the Earth, Saturn's rotational axis is not perpendicular to the plane of its orbit.

(5) The minor axis is perpendicular to the plane of rotation of the galaxy.

(6) These layer lines are perpendicular to the fiber axis in real space.

(7) The Round Tower was remodelled, and then ranges of new buildings in the perpendicular style were erected around the Upper Ward to provide better accommodation and perhaps to enhance the castle's skyline.

(8) The long axis and the perpendicular of each wheal were measured and mean wheal size calculated.

(9) These bundles are interspersed, and may extend in all directions though they are largely perpendicular to the outer surface.

(10) Before proceeding, however, you must check to be sure these two layout lines are perfectly perpendicular to each other.

(11) The horizontal grid lines are perpendicular to the centerline.

(12) An anamorph image is produced when the axis of the lens or pinhole is not perpendicular to the film plane.

(13) Now rotate the molecule 120u00d4u00f6u00bcu00d4u00fbu00e6 about an axis which is perpendicular to the molecular plane and which passes through the central A atom.

(14) When the angle of vision is small every visual ray will be nearly perpendicular to the picture plane.

(15) This implies that the chain was tilted with respect to the surface, while the adenine group was perpendicular to the surface.

(16) For insertion in the proximal tibia, the spinal needle is directed inferiorly at a 45-degree angle from the perpendicular .

(17) Each tissue sample was completely immersed and oriented such that the tissue surface was perpendicular to the surface of the embedding medium.

(18) Velocity is perpendicular to the line of motion, etc.

(19) It enters the room at a 30-degree angle, its steps and risers mitered to dramatic points, its uprights perpendicular not to the floor but to its own sloping rails.

(20) Most people touring the 302-square-kilometre Lushan National Park will be unruffled when they stand in front of perpendicular cliffs and look down on deep valleys.