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The distance of a point (alpha, beta) ...

The distance of a point `(alpha, beta)` from the origin is ....

A

`alpha, beta`

B

`alpha^(2) + beta^(2)`

C

`sqrt(alpha^(2) +beta^(2))`

D

`sqrt(alpha^(2) - beta^(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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VGS PUBLICATION-BRILLIANT-COORDINATE GEOMETRY -CCE model examination
  1. The distance of the point ( - 9 , 40) from the origin is .....

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  2. If ( - 2 , 8) and (6 , - 4) are the end points of the diameter of a c...

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  3. The distance of a point (alpha, beta) from the origin is ....

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  4. The angle between X-axis and Y-axis is ......

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  5. The midpoint of the line joining of ( 2 , 3) and ( - 2 , - 3) is .......

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  6. The slope of line join of (5 , -1) , (0 , 8) is .....

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  7. Slope of X-axis is .....

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  8. Slope of Y-axis is .....

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  9. The centroid of the triangle whose vertices are (2 , - 3) , ( 4 , 6) ...

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  10. Two vertices of a triangle are (3 , 5) and ( - 4 , -5) . If the centr...

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  11. The ratio in which the point ( 4 , 8) divide the line segment joining...

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  12. If (0 , 0) , (a , 0) and (0 , b) are collinear , then ......

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  13. If (-2 , -1) , (a , 0) , (4 , b) and (1 , 2) are the vertices of a par...

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  14. In the above problem b = .....

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  15. (- 2 , 8) in ......

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  16. If A , B , C are collinear then area of DeltaABC = .....

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  17. Area of triangle formed by ( - 4 , 0) ,(0 , 0) and (0 , 5) is ......s...

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  18. The value of p if the distance between (2 , 3) and (p, 3) is 5 is .....

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  19. The value of k if the distance between (2 , 8) and (2 , k) is 3 is ......

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  20. A(0 , - 1) , B(2 , 1) and C(0 , 3) are the vertices of DeltaABC then ...

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