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A sector of a circle has a central angle of 90°. If the radius of the circle is 10 cm, what is the area of the sector?
In a circle, the length of a chord is 20 cm, and the perpendicular from the center to the chord divides it into two equal parts. If the distance from th...
Two tangents are drawn from an external point P to a circle with center O and radius r. If the distance between P and O is 2r, find the angle subtended ...
A circular racing track has been developed in a field. If the difference between the outer circumference and the inner circumference of the racing track...
Find the area of the sector of a circle with radius 14 cm and central angle 90°.
In a circle, the length of a chord AB is 48 cm & radius is 25 cm. Find the distance between centre and chord.