Polyhedrons and Nets

There are _________ rectangular and _________ octagonal faces in octagonal prism.

• 10, 2

• 4, 6

• 6, 2

• 8, 2

Euler's formula is applicable on _______________________

• all solid shapes

• all plane shapes

• only on non-polyhedrons shapes

• all polyhedrons

Choose the correct Euler's Formula

• F+V = E+4

• F+V - E = 2

• F+ E =V +2

A prism with pentagonal face at top and bottom is called as _________________

Which of the following is a regular polyhedron?

• Cuboid

• Triangular prism

• Cube

• Square prism

Which of these nets will make a cube?

• A

• B

• C

• D

Identify the 3D solid from its net.

• cube

• rectangular pyramid

• rectangular prism

• square prism

What is an edge?

• a line segment at which two faces meet in a solid

• the top or highest point

• the point at which three or more edges meet in a solid

Which statement is true?

• A square pyramid has 4 edges and 4 faces.

• A square pyramid has 8 edges and 4 faces.

• A square pyramid has 4 edges and 5 faces.

• A square pyramid has 8 edges and 5 faces.

It has 6 faces and ________ vertices

• 6

• 8

• 5

• 7