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In a Delta ABC right angle at C .P is ...

In a `Delta ABC` right angle at C .P is the length of `_|_` from C to AB. If a, b, c, are the length of BC , CA, AB. Which relation is correct .

A

`1/(p^2) = 1/(b^2) - 1/(a^2)`

B

`1/(p^2) = 1/(a^2) + 1/(b^2)`

C

`1/(p^2) + 1/(a^2) = -1/(b^2)`

D

`1/(p^2) = 1/(a^2) - 1/(b^2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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KIRAN PUBLICATION-GEOMETRY-QUESTIONS ASKED IN PREVIOUS SSC EXAMS (TYPE-IV)
  1. DeltaABC is right angle triangle where angleABC=90^(@) and BN is perpe...

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  2. For a triangle, base is 6sqrt(3) cm and two base angles are 30^@ and 6...

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  3. In a Delta ABC right angle at C .P is the length of | from C to AB. ...

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  4. If the median drawn on the base of a triangle is half its base, the tr...

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  5. In a right-angled triangle, the product of two sides is equal to half ...

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  6. A point D is taken from the side BC of a right-angled triangle ABC, wh...

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  7. D and E are two points on the sides AC and BC respectively of DeltaABC...

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  8. In a Delta right angled at B . AC = 5 cm , median AL = (3 sqrt(5)...

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  9. The ortho centre of a right angled triangle lies

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  10. The measure of sides are (x^(2)-1), (x^(2)+1) and 2x cm. then the tria...

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  11. If each angle of a triangle is less than the sum of the other two, the...

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  12. ABC is a right-angled triangle with AB = 6 cm and BC = 8 cm. A circle ...

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  13. If the sides of a right angled triangle are three consecutive integers...

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  14. The angle in a semi-circle is

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  15. If the sides of a triangle are in the ratio 3 : 1 1/4 :3 1/4. then the...

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  16. A ship after sailing 12 km to wards south from a particular place cove...

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  17. If DeltaPQR is right angled at Q, PQ = 12 and /PRQ = 30^@, then what i...

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  18. In DeltaABC, ADIBC and AD^2 = BD,DC. The measure of /BAC is:

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  19. /A of DeltaABC is a right angle. AD is perpendicular on BC. If BC = 14...

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  20. In DeltaABC, AB = BC = k, AC = sqrt(2) k, then DeltaABC is a:

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