Secant and Tangent Angles Segments in a Circle

What is the difference between a tangent line and a secant line?

• A secant intersects the circle twice; a tangent touches the circle once

• A tangent intersects the circle twice; a secant touches the circle once

• A secant goes through the center of the circle; a tangent does not

• A secant is outside the circle; a tangent is inside the circle

Match the following vocabulary term with its appropriate part of the circle.

• Line PR

• Major Arc

• Point V

• Point of Tangency

• Minor Arc

• Semi-Circle

• Secant Line

What is the measure of the missing angle in degrees? (Hint: Inscribed Angle)

• 102

• 51

• 204

• 40

Solve for x. 

• 7.94

• 8

• 10.58

• 112

Is BD tangent to the circle?

• Yes

• No

Find the value of x.

• 10

• 181

• 34

• 40

Where in the intersection of the secants shown?

• Inside the circle

• Outside the circle

• On the circle

• The secants do not intersect.

Where in the intersection of the secants shown?

• Inside the circle

• Outside the circle

• On the circle

• The secants do not intersect.

Find x

• 10

• 5

• 18

• 9

• 33
• 18
• 46
• 16