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Concentric Circles have the same....

Concentric Circles have the same______.

A

Diameter

B

radius

C

centre

D

chord

Text Solution

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The correct Answer is:
C
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Knowledge Check

  • Two concentric circles have their radii as a and b ( a gt b) . PQ is the diameter of the larger circle. From Q. a tangent is drawn to smaller circle which touches it at R. length of PR is

    A
    ` sqrt (b^(2) +a^(2))`
    B
    ` sqrt (3b^(2) +a^(2))`
    C
    ` sqrt (a^(2)- b^(2))`
    D
    ` sqrt(a^(2) - b^(2))`

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    A
    Centre
    B
    Chord
    C
    Diamater
    D
    None of these

  • The area of circle whose radius is 6 cm is trisected by two concentric circles. The radius of the smallest circle is

    A
    `2sqrt(3) cm`
    B
    `2sqrt(6) cm`
    C
    `2 cm`
    D
    `3 cm`

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