Secant and Tangent Lines on a Circle

What is the measure of angle 2?

• 80

• 45

• 125

• 40

Name a secant.

• BD

• DG

• HF

• AF

What is the measure of angle HKI?

• 72

• 73

• 74

• 75

Find the m∠MNQ.

• 89⁰

• 45⁰

• 158⁰

• 22⁰

Find the measure of minor arc AV.

• 55°

• 115°

• 85°

• 95°

Determine the measure of ∠NOP

• 15°

• 20°

• 40°

• 50°

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.

• Point V

• Point of Tangency

• Semi-Circle

• Line PR

• Major Arc

• Secant Line

• Minor Arc

What is the formula used when finding an angle formed by an intersecting secant and tangent on the circle?

• 2(Inscribed Angle)

• 2(Intercepted Arc)

Solve for angle "x" in degrees. (Hint: Intersecting Exterior Secants- Finding Arcs and Angles)

• 60

• 55

• 115

• 87