A circle are `PQ` of radius an angle s radius `0 < x < pi/2` point `R` is the point of intersection of tangents at `P and Q` on the are Let `T (x)` be the area of `DeltaPQR,S(x)` be the area of setor `OPQ` and `T(x)` be area of `DeltaOPQ`

If the length of an arc of a circle of radius a is equal to that of an arc of a circle of radius 2a, then the angle of the corresponding sector of the first circle is double the angle of the corresponding sector of the other circle. Is this statement false? Why?

A circular wire of radius 7 cms is cut and bend again into and arc of circle of radius 12 cms . Then angle subtended by the are at the centre is

A chord PQ of a circle of radius 10 cm makes an angle of 60^(@) at the centre of the circle. Find the area of the major and the minor segment

A chord PQ of a circle of radius 10 cm makes an angle of 60^(@) at the centre of the circle. Find the area of the major and the minor segment

A circular wire of radius 7 cm is cut and arrange on the diameter of a circle with radius 12 cm. The angle subtended by it at the centre of the circle is …………

If the length of an arc of a circle of radius r is equal to that of an arc of a circle of radius 2r, then the angle of the corresponding of the other circle. Is this statement false ? Why ?

If the length of an arc of a circle of radius r is equal to that of an arc of a circle of radius 2r, then the angle of the corresponding of the other circle. Is this statement false ? Why ?

The areas of a square and a circle are equal. The radius of the circle is r and the side of the square is S.Find the circumference of the circle in terms of S.

A sector OABO of central angle theta is constructed in a circle with centre O and of radius 6. The radius of the circle that is circumscribed about the triangle OAB, is