Angles, Tangents, and Secants in Circles

Solve for x.

• 29

• 33

• 41.5

• 50

Find the measure of the missing arc.

• 70°

• 100.5°

• 201°

• 140°

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

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

• 60

• 55

• 115

• 87

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

• Line PR

• Point of Tangency

• Minor Arc

• Major Arc

• Point V

• Semi-Circle

• Secant Line

Find the measure of the missing angle. (Hint: Central Angles)

• 60

• 310

• 155

• 50

If a quadrilateral is inscribed in a circle, the opposite angles are

• Supplementary

• Congruent

• Complimentary

What is the formula to use when solving for an intercepted arc of an inscribed angle?

• Equal to the Inscribed Angle

• 2(Inscribed Angle)

If an inscribed angle intercepts a diameter, then it is a(n) _ angle.

• Obtuse

• Right

• Acute

If 2 inscribed angles intercept the same arc, they are _.

• Congruent

• Supplementary

• Complimentary