Understanding Elementary Shapes

An angle whose measure is 180⁰ is called _____ angle

• Right angle
• Straight angle
• Reflex angle
• Acute angle

An angle whose measure is more than 180⁰ but less than 360⁰ is called ______ angle

• Straight angle
• Reflex Angle
• Complete angle
• Obtuse angle

What is the angle name for one-fourth revolution?

• Right angle (90⁰)
• Straight angle (180⁰)
• Reflex angle (180⁰ - 360⁰)
• None of the above

• PENTAGON
• HEXAGON
• OCTAGON
• NONE OF THE ABOVE

Name the shape of a playing dice

• Cuboid

• Cube

• Pyramid

• Prism

E is the mid point of line segment BG.

• True

• False

What part of a revolution have you turned through if you stand facing EAST and turn ANTI-CLOCKWISE to face NORTH ?

• 1/4 of a revolution

• 1/2 of a revolution

• 3/4 of a revolution

• 1 complete revolution

What shape is this?

• rectangular prism
• cube
• pyramid
• cylinder

The set of all points in space which are equidistant from a fixed point is called_____

• Circle
• Pyramid
• Sphere
• Cube

What fraction of a clockwise revolution does the hour hand of a clock turn through, when it goes from 3 to 9?

• 1/2

• 1/3

• 1/ 4

• 1/5