A cube has  vertices.
A cube has 8 vertices.
A cuboid has  edges.
A cuboid has 12 edges.
A cube can be obtained by :
A cube can be obtained by extruding a square.
Which of the following is not a 3D shape?
A circle is not a 3D shape.
A sphere can be obtained by :
A sphere can be obtained by rotating semicircle about its diameter.
A polyhedron is such that its base and top are congruent polygons and other faces (lateral) are parallelograms in shape :
Prism has congruent base and top faces and remaining faces are parallelograms.
A regular polyhedron has :
A regular polyhedron has congruent face.
A cylinder has :
A cylinder has 2 circular and 2 lateral surface.
A tetrahedron has :
A tetrahedron has 4 equilateral triangles.
A hexahedron has :
A hexahedron contains 6 squares.
A paraboloid is formed by :
A paraboloid can be generated by rotating a parabola about its axis.
The number of edges of a octahedron are :
Number of faces = F = 8
Number of vertices = V = 10
∴ Using Euler’s formula,
E = V + F – 2 = 8 + 10 – 2 = 16
A dodecahedron has 12 regular
A dodecahedron has 12 regular pentagons.
The number of faces of an icosahedron are :
A isosahedron has 20 faces.
A solid is formed by rotating rightangled triangle about any of its altitudes. The solid will be :
If two equal tetrahedrons are joined through their base triangles, by sticking, then the shape generated will be a :
A hexahedron can be generated by sticking two equal tetrahedrons through their base.
While drawing an isometric view of a cube, the sides should be inclined at :
The edges are inclined at 30° to the horizontal and 60° to the vertical
The front view of a tetrahedron will be :
[This is the front view of a tetrahedron]
The front and side views of a right circular cylinder are :
A solid shape is generated by rotating a rectangle about any of its sides. The shape will be :
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