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Dimension

A line is ___...

Question

A line is ___ dimensional.

A

zero

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B

one

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C

two

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D

three

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Solution

The correct option is B
one

A line is one-dimensional since we are moving between two points.

We can trace this straight path in any direction as the line extends infinitely.

A line has only length and no width.

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Q. State which of the following statements are true (T) and which are false (F).

(i) Point has a size because we can see it as a thick dot on paper.
(ii) By liens in geometry, we mean only straight lines.
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(iv) Any plane through a vertical line is vertical.
(v) Any plane through a horizontal line is horizontal.
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(vii) All lines in a horizontal plane are horizontal.
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