Tangent and Secant Angles in Circles

Find the m∠1.

• 130⁰

• 65⁰

• 44⁰

• 86⁰

Find the measure of minor arc AV.

• 55°

• 115°

• 85°

• 95°

Find the measure of arc NL

• 21°

• 42°

• 45°

• 84°

What part of the circle is present?

• Tangent

• Secant

• Chord

• Diameter

A(n) _____ to a circle is a line, ray or segment in the plane of the circle that intersects the circle in exactly one point.

• tangent

• secant

• radius

• arc

In the diagram, TP and TQ are tangents to circle O. Determine the value of x. (Note the angles with single arcs are not necessarily congruent in this diagram.)

• 70

• 110

• 140

• 90

A tangent line intersecting with a radius always creates a ____________ angle

• right

• acute

• obtuse

• straight

A ____ is a line, ray, or segment that intersects a circle at two points.

• Tangent

• Secant

• Radius

• Arc

What is x?

• 15

• 23

• 2

• 92

Find the radius r

• 2

• 3

• 4

• 5