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प्रश्न
true or false
The degree measure of an arc is the complement of the central angle containing the arc.
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उत्तर
False
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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
If the quadrilateral sides touch the circle prove that sum of pair of opposite sides is equal to the sum of other pair.
Fill in the blank:
An arc is a ................ when its ends are the ends of a diameter.
Find the missing values in the following table for the circles with radius (r), diameter (d) and Circumference (C).
| radius (r) | diameter (d) | Circumference (C) |
| 15 cm |
Find the radius of the circle
Diameter = 30 cm
In the given figure, if ZRPS = 25°, the value of ZROS is ______
In the given figure, AB is the diameter of the circle. Find the value of ∠ACD.
In the following figure, if ∠DAB = 60º, ∠ABD = 50º, then ∠ACB is equal to ______.
In the following figure, O is the centre of the circle. Name all chords of the circle.
Find the length of the arc of a circle which subtends an angle of 60° at the centre of the circle of radius 42 cm.
