Tangents of a Circle

Determine if a tangent line is shown in the picture.

• Yes

• No

• Not sure

Determine if a tangent line is shown in the picture.

• Yes

• No

• Note Sure

All the lines in the diagram are tangent to the circle. What is the perimeter of the triangle above?

All the lines in the diagram are tangent to the circle. What is the perimeter of the triangle above?

• 119 cm

• 208 cm

• 215 cm

• 238 cm

What is the definition of a tangent?

• A line that intersects the circle on two points.

• A line that passes through the center of the circle.

• A line segment that passes through the center of the circle.

• A line that intersects the circle on only one point.

What is the point of contact?

• The point where the tangent intersects a circle.

• The point where the tangent interssects the center of the circle.

• The point where the tangent intersects with another tangent.

• The point where the tangent intersects with a secant.

A tangent to a circle is ________________________ to the radius drawn to the point of tangency.

• congruent

• perpendicular

• complimentary

• supplementary

The length of the tangents that can drawn to a circle of 7 cm radius from external point which is 25 cm away from the center

• 32 cm

• 25 cm

• 24 cm

• 18 cm

In the figure,PA and PB are the tangents to a circle of center 'O'. ∠AOB= 120⁰ then ∠APB =

• 60⁰

• 30⁰

• 120⁰

• 75⁰

In the figure,PA and PB are the tangents to a circle of centre 'O'. If ∠APB = 48⁰ then ∠AOP =

• 68⁰

• 66⁰

• 56⁰

• 76⁰