Circles
Practice Circles MCQs from Geometry — Mathematics.
What is the exterior angle of a cyclic quadrilateral equal to?
The angle in a segment smaller than a semicircle is always:
Which part of the circle is the region between two radii and an arc?
If the radii of two circles are 3 cm and 4 cm, and they touch externally, what is the distance between their centers?
How many degrees are there in a full rotation around the center of a circle?
The perpendicular from the center of a circle to a chord ____ the chord.
If a chord of length 8 cm is at a distance of 3 cm from the center, what is the radius?
If two chords of a circle are equal, then they are ____ from the center.
The area of a circle is 616 sq. cm. What is its diameter?
If a point P lies inside a circle, how many tangents can be drawn from P to the circle?
What is the sum of central angles of all sectors in a circle?
In the figure, PQ is a tangent at A. If angle BAC = 60 degrees (C is on circumference), what is the angle between the tangent and chord AB if it is equal to the angle in the alternate segment?
If the angle between two tangents drawn from an external point to a circle of radius 'r' is 60 degrees, find the length of each tangent.
Two concentric circles have radii 5 cm and 3 cm. Find the length of the chord of the larger circle which touches the smaller circle.
If the length of an arc of a circle of radius 14 cm is 22 cm, find the central angle subtended by it.
In a cyclic quadrilateral ABCD, if angle A = 2x and angle C = 3x, find the value of x.
Two tangents PA and PB are drawn to a circle with center O from an external point P. If angle APB = 80 degrees, find angle POA.
Find the area of a sector of a circle with radius 6 cm if the angle of the sector is 60 degrees.