Chords and Tangents

Use chords to solve for x

• x = 35^o

• x = 50^o

• x = 70^o

• x = 140^o

Use chords to solve for x

• x = 3 cm

• x = 4 cm

• x = 5 cm

• x = 6 cm

Find the value of x.

• 26

• 24

• 30

• 20

A segment whose endpoints lie on a circle is a _______.

• tangent

• chord

• diameter

• secant

Find the perimeter

• 39.5

• 32.8

• 56.3

• 79.2

Which segment is the diameter?

• AC

• BD

• LM

• CE

Find the value of x.

• 88

• 38

• 34

• 44

Find the measure of angle ABD.

• 14

• 51

• 37

• 65

∠ ABD is formed by a tangent and a secant intersecting outside of a circle. If minor arc AC = 72° and minor arc CD = 132° , what is the measure of ∠ ABD?

• 30°

• 36°

• 42°

• 48°

What is the definition of a chord?

• A line segment whose endpoints are on a circle.

• A line that passes through the center of the circle.

• A line segment that intersects at a point on the circle.

• A line that intersects a circle in two points.