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प्रश्न
Fill in the blanks:
The longest chord of a circle is a __________ of the circle.
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उत्तर
The longest chord of a circle is a diameter of the circle.
संबंधित प्रश्न
In Fig. 1, QR is a common tangent to the given circles, touching externally at the point T. The tangent at T meets QR at P. If PT = 3.8 cm, then the length of QR (in cm) is :
(A) 3.8
(B) 7.6
(C) 5.7
(D) 1.9
Write True or False. Give reasons for your answers.
If a circle is divided into three equal arcs, each is a major arc.
ture or false v
The degree measure of a semi-circle is 180°.
Prove that the line segment joining the points of contact of two parallel tangents of a circle, passes through its centre.
In Figure 3, a circle touches all the four sides of a quadrilateral ABCD whose sides are AB = 6 cm, BC = 9 cm and CD = 8 cm. Find the length of the side AD.
If ABCD is a cyclic quadrilateral in which AD || BC (In the given figure). Prove that ∠B = ∠C.
In the given figure, the area enclosed between the two concentric circles is 770 cm2. If the radius of the outer circle is 21 cm, calculate the radius of the inner circle.
The ______________ is the longest chord of a circle
In the following figure, if ∠ABC = 20º, then ∠AOC is equal to ______.
What is the area of a semi-circle of diameter ‘d’?
