Circle Practice

Name the angle indicated by the graph in both radians and degrees.

Name the angle that is coterminal to the angle indicated by the graph in both radians and degrees.

Two concentric circles are of radii 6.5 cm and 2.5 cm. Find the length of the chord of the larger circle which touches the smaller circle

• 10 cm

• 12 cm

• 11 cm

• 7 cm

The perpendicular at the point of contact of the tangent to a circle passes through the centre

• TRUE

• FALSE

A line intersecting a circle in two distinct points is called

• Tangent

• Secant

• Centre

• Radius

If two tangents are drawn from an external point then they subtend equal angles at the centre

• TRUE

• FALSE

The length of tangent from a point A at a distance of 5 cm from the centre of the circle is 4 cm. What is the radius of the circle?

• 2 cm

• 3 cm

• 4 cm

• 5 cm

The tangents drawn at the ends of a diameter of a circle are

• Intersecting

• Prallel

• Coincident

• None of the above

From the figure from a point P which is at a distance 13 cm from the centre O of a circle of radius 5 cm , the pair of tangents AP and BP to the circle are drawn. Then the area of the quadrilateral PAOB is