PQ is a straight line of 13 units length. If P has the co-ordinates (2, 5) and Q has the co-ordinates (x, -7), then the value of x is -

PQ is a straight line of 13 units length. If P has the co-ordinates (2

1.	PQ is a straight line of 13 units length. If P has the co-ordinates (2, 5) and Q has the co-ordinates (x, -7), then the value of x is -
A.	-7
B.	3
C.	13
D.	7
Answer» E.

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PQ is a straight line of 13 units length. If P has the co-ordinates (2, 5) and Q has the co-ordinates (x, -7), then the value of x is -

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