If the length of the greatest chord of a circle is 10 cm. Let's write what will be the length of its radius.

Prove that diameter is the greatest chord of a circle.

Prove that "The greatest chord of circle is its diameter".

The length of the greatest chord of the circle , the radius of which is 2.5 cm is

(√) the correct statement and cross (×) the wrong. (c) The length of the diameter of a circle is twice the length of its radius. ___

The two parallel chords AB and CD with length of 10 cm and 24 cm in a circle situated on the opposite side of the centre. If the distance between two chards AB and CD is 17 cm , the calculate the length of the radiuys of the circle

Find the length of the chords which is 8 cm away from the centre of a circle with length of radius is 17 cm.

The radius of two concentric circles are 9 cm and 15 cm. If the chord of the greater circle be a tangent to the smaller circle, then the length of that chord is___

The length of diameter in a circle is 10 cm. If the distance from centre to chord of this circle is 4 cm, then find the length of this chord.

If the length of a chord of a circle is 48 cm and the distance of this chord from the centre is 7 cm , then find the length of the chord , the distance of which form the centre is 20 cm.

(viii) The length of the side of a triangle are 8 cm, 15 cm and 17 cm. Then length of its circum-radius is