Circles - Basic (Class IX)

The centre of a circle lies in ________ of the circle.

• boundary

• exterior

• interior

• none of these

The longest chord of a circle is a ________ of the circle.

• diameter

• semicircle

• chord

• sector

Tags

CCSS.HSG.C.A.2

Segment of a circle is the region between an arc and _______ of the circle.

• diameter

• semicircle

• chord

• sector

The line drawn through the centre of a circle to ______ a chord is perpendicular to the chord.

• trisect

• bisect

• coincides

• none of these

The region between an arc and the two radii, joining the centre to the end points of the arc is called a ___________

• segment

• sector

• diameter

• chord

If a circle is divided into three equal arcs, each is a __________ arc.

• minor

• major

• semicircle

• none of these

The length of a chord of circle of radius 10 cm is 12 cm. Determine the distance of the chord from the centre

• 8 cm

• 7 cm

• 6 cm

• 5 cm

Tags

CCSS.HSG.C.A.2

Find the length of a chord, which is at a distance of 24 cm from the centre of a circle whose diameter is 50 cm.

• 12 cm

• 14 cm

• 16 cm

• 15 cm

Tags

CCSS.HSG.C.A.2

If the sum of a pair of opposite angles of a quadrilateral is ______, the quadrilateral is cyclic

• 180 degree

• 90 degree

• 360 degree

• none of these

The angle subtended by an arc at the centre is ________ the angle subtended by it at any point on the remaining part of the circle.

• half

• double

• triple

• equal

Tags

CCSS.HSG.C.A.2