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प्रश्न
Write True or False. Give reason for your answer.
Line segment joining the centre to any point on the circle is a radius of the circle.
पर्याय
True
False
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उत्तर
True.
All the points on the circle are at equal distances from the centre of the circle, and this equal distance is called as radius of the circle.
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संबंधित प्रश्न
Fill in the blanks:
The centre of a circle lies in ____________ of the circle.
Fill in the blank
The angle between tangent at a point on a circle and the radius through the point is ........
In the given figure, O is the centre of the circle. If ∠AOB = 140° and ∠OAC = 50°; find:
- ∠ACB,
- ∠OBC,
- ∠OAB,
- ∠CBA.
In the given figure, a circle inscribed in a triangle ABC, touches the sides AB, BC and AC at points D, E and F Respectively. If AB= 12cm, BC=8cm and AC = 10cm, find the length of AD, BE and CF.
Use the figure given below to fill in the blank:
AB is a ______ of the circle.
Draw a circle of radius 4.8 cm and mark its center as P.
(i) Draw radii PA and PB such that ∠APB = 45°.
(ii) Shade the major sector of the circle
Construct a triangle ABC with AB = 4.2 cm, BC = 6 cm and AC = 5cm. Construct the circumcircle of the triangle drawn.
The ratio between the circumference and diameter of any circle is _______
In the figure, a circle with center P touches the semicircle at points Q and C having center O. If diameter AB = 10, AC = 6, then find the radius x of the smaller circle.
The circumcentre of the triangle ABC is O. Prove that ∠OBC + ∠BAC = 90º.
