Tangent Radius Circle

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

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

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

• TRUE

• FALSE

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

• Intersecting

• Prallel

• Coincident

• None of the above

Line ST is a tangent to the circle at point P. What is the measure of angle (x + y)?

• 79

• 80

• 86

• 90

Knowing that line AF is a tangent, C is the center of the circle, and angle F is 29.0 degrees, what is the measure of angle ECD?

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not Sture

Name a tangent.

• BD

• AF

• BJ

• HF

Name the tangent of Circle C.

• Line EI

• Line AB

• Line BD

• Line GH

Is BD tangent to the circle?

• Yes

• No