Q1 of 26 Page 86

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The length of the longest chord of the circle with radius 2.9 cm is .....

The longest chord of a circle is its diameter.


The length of diameter is 2× radius = 2×2.9 = 5.8cm


Hence, The correct answer is D.

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Length of a chord of a circle is 24 cm. If distance of the chord from the center is 5 cm, then the radius of that circle is ….....

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Radius of a circle with center O is 4 cm. If l(OP) = 4.2 cm, say where point P will lie.

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The lengths of parallel chords which are on opposite sides of the center of a circle are 6 cm and 8 cm. If radius of the circle is 5 cm, then the distance between these chords is .....