True shape of sections

The true shape of section parallel to the axis

• Parabola

• Ellipse

• hyperbola

• triangle

When a section is inclined to the axis and cutting both sides, its true shape is a/an

• circle

• triangle

• ellipse

• parabola

The true shape of a section at right angle to the axis is a/an

• triangle

• hyperbola

• parabola

• circle

The following are examples of solids EXCEPT

• cylinder

• trapezoid

• prism

• tetrahedron

The portion of a cone or pyramid which remains after its upper part has been cut off by a plane is called

• section

• frustum

• solid

• plane

The unfolding of a three-dimensional shape into two dimensional is also known as

• surface drawing

• design drawing

• pattern drawing

• perspective drawing

Which of the following is a method of development

• pattern method

• radial line method

• finishing method

• auxiliary method

An example of solid that can be developed using triangulation method is

• prism

• pyramid

• dodecahedron

• cylinder

The method used for objects which have a constant cross-section throughout their length is called

• radial line method

• parallel line method

• triangulation method

• approximate method

Dodecahedron is a solid with

• 10 triangular faces

• 12 pentagonal faces

• 12 triangular faces

• 10 pentagonal faces