3D Objects(Face, Vertex, Edge, Net)
What is the meaning of surmounted in Mathematics?
Using Euler's formula, find the unknown:
The corners of a solid shape are called its _________; the line segments of its skeleton are called its ___________; and its flat surfaces are its ________. The respective blanks should be filled by:
edges, faces, vertices
vertices, edges, faces
vertices, faces, edges
faces, edges, vertices
A brick is a _____________ dimensional object.
- Edges= 6 , Vertices =12
- Edges= 12 , Vertices =6
- Edges= 10 , Vertices =12
- Edges= 6 , Vertices =8
The points of intersection of the edges of a 3 dimensional solid are called its
- Rectangular prism
Using Euler's formula, find the value of
(F + V - E ) for the given figure.
- Oblique sketch
- Isometric sketch
Using Euler's formula, find the unknown. [4 MARKS]
Using Euler's formula complete the following table.
What can be cut out from a piece of paper and folded to make the 3-dimensional figure?
What is the key feature of a sphere? How many faces, corners and edges does a sphere have? [2 MARKS]
Which of these are 3 dimensional objects?
A page from your notebook
In the above figure,
(i) represents a/an
(ii) represents a/an
(iii) represents a/an
face, edge and vertex respectively.
edge, face and vertex respectively.
face, vertex and edge respectively.
vertex, edge and face respectively.
- It has three dimensions
- It has infinite dimensions
- It has a volume
- A solid has neither area nor volume
When the shadow of the Rubik's cube was projected, the shape of the polygon formed on the wall is