Advertisements
Advertisements
प्रश्न
Suppose you are given a circle. Describe a method by which you can find the center of this circle.
Advertisements
उत्तर
To draw the center of a given circle :
1. Draw the circle.
2. Take any two different chords AB and CD of this circle and draw perpendicular bisector of these chords.
3. let these perpendicular bisectors meet at point O.
So, O will be the center of the given circle.
APPEARS IN
संबंधित प्रश्न
In Fig. 2, AB is the diameter of a circle with centre O and AT is a tangent. If ∠AOQ = 58°, find ∠ATQ.
Prove that two different circles cannot intersect each other at more than two points.
In the given figure, a triangle ABC is drawn to circumscribe a circle of radius 3 cm such that the segments BD and DC into which BC is divided by the point of contact D, are of lengths 6 cm and 9 cm respectively. If the area of ΔABC = 54 cm2 then find the lengths of sides AB and AC.
In the given figure, if ABC is an equilateral triangle. Find ∠BDC and ∠BEC.
A part of circumference of a circle is called as _______
Find the radius of the circle
Diameter = 24 cm
In figure, O is the centre of a circle, chord PQ ≅ chord RS. If ∠POR = 70° and (arc RS) = 80°, find
- m(arc PR)
- m(arc QS)
- m(arc QSR)
In the figure, O is the center of the circle. Line AQ is a tangent. If OP = 3, m(arc PM) = 120°, then find the length of AP.
In the following figure, if ∠OAB = 40º, then ∠ACB is equal to ______.
In the following figure, O is the centre of the circle. Shade the smaller segment of the circle formed by CP.
