Circles Arcs and Chords

Which best describes segment AB?

• chord

• secant

• tangent

• diameter

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

• right

• acute

• obtuse

• straight

opposite angles in any quadrilateral inscribed in a circle are __________ of each other.

• complements

• supplements

• congruent

• opposite

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

• Tangent

• Secant

• Radius

• Arc

An angle is a(n) ______ if the vertex is on a circle and the sides of the angle are shords of the circle.

• right angle

• acute angle

• inscribed angle

• intercepted angle

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

What is x?

• 15

• 23

• 2

• 92

Find the radius r

• 2

• 3

• 4

• 5