Q78 of 124 Page 364

State whether the statements are True or False.
A tetrahedron has 3 triangular faces and 1 rectangular face.

False,

A tetrahedron has 4 triangular faces and all the 4 faces are equilateral triangles, as shown in figure:

So the given statement is false.

State whether the statements are True or False.

A rectangular pyramid has 5 rectangular faces.

State whether the statements are True or False.

Rectangular prism and cuboid refer to the same solid.

State whether the statements are True or False.

While rectangle is a 2-D figure, cuboid is a 3-D figure.

State whether the statements are True or False.

While sphere is a 2-D figure, circle is a 3-D figure.

State whether the statements are True or False.A tetrahedron has 3 triangular faces and 1 rectangular face.