Circles, Tangents, Chords, Arcs, Angles

Find the value of x.

• 12.5

• 8

• 35

• 16

Given the following inscribed quadrilateral, what is the value of y?

• 10

• 20

• 30

• 40

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 part of the circle with its correct label.

• Center

• Radius

• Diameter

• Point S

• Tangent Line

• Chord

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

• Semi-Circle

• Line PR

• Minor Arc

• Point V

• Major Arc

• Secant Line

• Point of Tangency

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

• 60

• 310

• 155

• 50

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

• 102

• 51

• 204

• 40

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

Find the measure of the missing angle in degrees. (Hint: Overlapping Arcs and Inscribed Angles)

• 41

• 37

• 82

• 164