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True Or False a Chord of a Circle, Which is Twice as Long is Its Radius is a Diameter of the Circle. - Mathematics

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प्रश्न

true or false 

A chord of a circle, which is twice as long is its radius is a diameter of the circle.

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उत्तर

True

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 15: Circles - Exercise 15.1 [पृष्ठ ६]

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आरडी शर्मा Mathematics [English] Class 9
अध्याय 15 Circles
Exercise 15.1 | Q 2.05 | पृष्ठ ६

संबंधित प्रश्न

Fill in the blank

Circles having the same centre and different radii are called ...........................circles.


In the following figure, OABC is a square. A circle is drawn with O as centre which meets OC
at P and OA at Q. Prove that:
(i) ΔOPA ≅ ΔOQC, (ii) ΔBPC ≅ ΔBQA.


In Fig 2, a circle touches the side DF of ΔEDF at H and touches ED and EF produced at K and M respectively. If EK = 9 cm, then the perimeter of ΔEDF (in cm) is:


Tangents PA and PB are drawn from an external point P to two concentric circles with centre O and radii 8 cm and 5 cm respectively, as shown in Fig. 3. If AP = 15 cm, then find the length of BP.


A chord of a circle of radius 14 cm subtends an angle of 120° at the centre. Find the area of the corresponding minor segment of the circle. `[User pi22/7 and sqrt3=1.73]`


Equal circles with centres O and O' touch each other at X. OO' produced to meet a circle with centre O', at A. AC is a tangent to the circle whose centre is O. O'D is perpendicular to AC. Find the value of\[\frac{DO'}{CO}\]


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


A point A is 26 cm away from the centre of a circle and the length of the tangent drawn from A to the circle is 24 cm. Find the radius of the circle. 


In the following figure, if AOB is a diameter of the circle and AC = BC, then ∠CAB is equal to ______.


On a common hypotenuse AB, two right triangles ACB and ADB are situated on opposite sides. Prove that ∠BAC = ∠BDC.


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