Print Reading Unit 4

Parallel or Perpendicular? Orientation of a flagpole to the ground.

• Parallel

• Perpendicular

Parallel or Perpendicular? Orientation of the top surface of a cube to the front surface.

• Parallel

• Perpendicular

Parallel or Perpendicular? Orientation of the top surface of a table to the floor.

• Parallel

• Perpendicular

The word chord describes a line segment that is less than the diameter of the circle.

• True

• False

Which of the following is not a two-dimensional shape?

• Polygon.

• Circle.

• Pyramid.

• Rhombus.

A ____ is defined as a closed shape composed of straight lines.

• plane

• helix

• polygon

• circle

A line segment within a circle connecting two points other than through the center point is referred to as a ____.

• chord

• radius

• diameter

• sector

A radius is the distance across a circle through the center point.

• True

• False

A screw thread is in the form of a helix on the surface of a cylinder.

• True

• False

A(n) ____ helps define objects that are more irregular and freeform in nature.

• involute

• helix

• hyperbola

• spline