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A secant PAB is drawn from an external point P to the circle with centre O, intersecting it at A and B. If OP = 17cm, PA = 12cm and PB = 22.5 cm, then the radius of the circle is :
एक छेदक PAB को बाहरी बिंदु P से केंद्र O वाले वृत्त की ओर खींचा जाता है,जो A और B पर प्रतिच्छेदित करती है । यदि OP = 17 सेमी, PA = 12 सेमी और PB = 22.5 सेमी है, तो वृत्त की त्रिज्या क्या है

A

`sqrt 19 cm`

B

`sqrt 17 cm`

C

`3 sqrt2 cm`

D

`2 sqrt3 cm`

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In the given figure, TB is a chord which passes through the centre of the circle. PT is a tangent to the circle at the point. T on the circle. If PT = 10 cm, PA = 5 cm and AB = x cm, then the radius of the circle is: दिए गए चित्र में, TB एक जीवा है जो वृत्त के केंद्र से होकर गुजरता है। PT, वृत्त के बिंदु T पर वृत्त की स्पर्शरेखा है। यदि PT= 10 सेमी, PA=5 सेमी और AB = x सेमी, तो वृत्त का त्रिज्या है

In a circle, AB is the diameter and CD is a chord. AB and CD produced meet at a point P, outside the circle. If PD = 15.3 cm, CD = 11.9 cm and AP = 30.6 cm, then the radius of the circle is: एक वृत्त में, AB व्यास है तथा CD एक जीवा है | AB तथा CD को बढ़ाया जाता है जो वृत्त से बाहर एक बिंदु P पर मिलती हैं | यदि PD = 15.3 सेमी, CD = 11.9 सेमी तथा AP = 30.6 सेमी है, तो वृत्त की त्रिज्या कितनी है ?

PAB and PCD are two secants to a circle. If PA = 10 cm, AB = 12 cm and PC = 11 cm, then what is the value (in cm) of PD?

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Let PAB be a secant to a circle intersecting the circle at A and B. Let PT be the tangent segment. If PA = 9 cm and PT =12 cm, then what is AB equal to?

PINNACLE-GEOMETRY-EXERCISE
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  2. In triangle ABC, D is a point on the side BC such that angle ADC =2 an...

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  3. A secant PAB is drawn from an external point P to the circle with cent...

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  4. In triangle ABC, D and E are points on the sides AB and AC, respective...

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  5. In angle ABC, D and E are the midpoint of sides BC and AC, respectivel...

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  6. Let D and E be two points on the side BC of triangle ABC such that AD...

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  7. In a quadrilateral ABCD, E is a point in the interior of the quadrilat...

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  8. In triangle ABC, M and N are the points on the side BC such that AM bo...

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  9. In triangle ABC, D and E are points on the sides AB and AC,respectivel...

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  10. In triangle PQR, angle P=90^@, S and T are the mid points of the sides...

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  11. If a regular polygon has 16 sides, then what is the measure (in degree...

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  12. In a circle with centre O, AB is the diameter, P and Q are two points ...

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  13. In triangle PQR, PS is the internal bisector of angle P meeting QR at ...

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  14. In triangle ABC, O is the incentre and angle BOC = 135^@. The measure ...

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  15. In a triangle ABC, D is a point on BC such that (AB)/(AC)=(BD)/(DC). ...

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  16. In the given figure, angle DBC = 65^@, angle BAC = 35^@ and AB = BC th...

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  17. In a triangle ABC, P and Q are points on AB and AC, respectively, such...

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  18. The exterior angles obtained on producing the base of a triangle both ...

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  19. ABC is an equilateral triangle with side 12cm and AD is the median. Fi...

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  20. In a triangle ABC, AB=6 sqrt 3 cm, AC = 12 cm and BC =6cm . Then measu...

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