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Standard VIII

Mathematics

Pyramid

A pyramid is ...

Question

A pyramid is labelled W,X,Y, and Z. Each alphabet appears only once on its four outer equilateral triangular faces. The diagram shows a net of the solid given in the figures (i) to (iv).

Which of the following can be a solid of the folded net with base X?

(iii) only

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(ii) and (iii) only

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(i), (ii) and (iv) only

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(iii) and (iv) only

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Solution

The correct option is A (iii) only
Folding along the lines, we get

Only fig (iii) has the faces in correct order.

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A pyramid is labelled W,X,Y, and Z. Each alphabet appears only once on its four outer equilateral triangular faces. The diagram shows a net of the solid given in the figures (i) to (iv). Which of the following can be a solid of the folded net with base X?

The correct option is A (iii) onlyFolding along the lines, we get Only fig (iii) has the faces in correct order.

A pyramid is labelled W,X,Y, and Z. Each alphabet appears only once on its four outer equilateral triangular faces. The diagram shows a net of the solid given in the figures (i) to (iv).

Which of the following can be a solid of the folded net with base X?

The correct option is A (iii) only
Folding along the lines, we get

Only fig (iii) has the faces in correct order.