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प्रश्न
The greatest chord of a circle is called its
विकल्प
radius
secant
diameter
none of these
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उत्तर
diameter
The greatest chord in a circle is the diameter of the circle.
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संबंधित प्रश्न
A chord of a circle of radius 10 em subtends a right angle at its centre. The length of the chord (in em) is
`(A) 5sqrt 2`
`(B) 10 sqrt2`
`(C)5/sqrt2`
`(D) 10sqrt 3`
In Fig below, PQ is tangent at point R of the circle with center O. If ∠TRQ = 30°. Find ∠PRS.

Fill in the blank:
An arc is a ................ when its ends are the ends of a diameter.
In the given figure, the chord AB of the larger of the two concentric circles, with center O, touches the smaller circle at C. Prove that AC = CB.

Draw circle with diameter: 8.4 cm
In above case, measure the length of the radius of the circle drawn.
A part of circumference of a circle is called as _______
From a point P which is at a distance of 13 cm from the centre O of a circle of radius 5 cm, the pair of tangents PQ and PR to the circle are drawn. Then the area of the quadrilateral PQOR is ______
In the following figure, O is the centre of the circle. Name all radii of the circle.

From the figure, identify a chord.

AB is a chord of a circle with centre O. AOC is diameter of circle, AT is a tangent at A.
Write answers of the following questions:
- Draw the figure using the given information.
- Find the measures of ∠CAT and ∠ABC with reasons.
- Whether ∠CAT and ∠ABC are congruent? Justify your answer.
