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Distance Formula

If the points...

Question

If the points (a,1), (1,-1) and (11,4) are collinear then the value of a is

A

-5

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B

6

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C

5

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D

4

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Solution

The correct option is C
5

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Similar questions

Q. For what value of

a

(a, 1), (1, - 1)

(11, 4)

Q. For what value of a the point (a, 1), (1, −1), and (11, 4) are collinear?

If AD is median of ΔABC and P is a point on AC such that ar(ΔADP) : ar(ΔABD) = 2 : 3, then ar(ΔPDC) : ar(ΔABC) is ______ .

Q. A (-1, 1), B (1, 3) and C (3, a) are points and if AB = BC, then find ‘a’

Q. If the distance between the points (a, 0, 1) and (0, 1, 2) is

\sqrt{27}

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(d) none of these

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