Meena wants to make a gift box in the shape of a cuboid 20 cm long, 15 cm wide and 10 cm high. She draws a net of the box on a sheet of chart paper, cuts it out and folds it. Then she sticks a decorative ribbon along every edge of the box.

Question

CASE_STUDIESFaces, Edges and Vertices of SolidsNets of Three-Dimensional Shapes3 sub-questions

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How many edges does a cuboid (like a brick) have?

The figure shows a net of a cube. When it is folded to make the cube, which face will be opposite to face R?

Each figure is made of six equal squares. Which one can be folded to make a cube?

For a pentagonal prism, the numbers of faces (F), vertices (V) and edges (E) are:

A pyramid has 10 edges. Its base is a:

A net is made of 2 congruent triangles and 3 rectangles. When folded, it forms a: