Circles Chords

In  a circle, if a radius or diameter is perpendicular to a chord, then it____ the chord and its arc.

• equals

• bisects

• arcs

• circles

In the diagram, the diameter of the circle is perpendicular to a chord. Solve for the value of "x" and "y"

• x=4, y=5

• x=3, y=7

• x=7, y=3

• x=6, y=9

Solve for x.

• 3.6

• 9.2

• 11.5

• 14.3

What best describes segment AB?

• chord

• secant

• tangent

• diameter

What is the diameter?

• 8

• 16

• 10

• 4

what is the circumference of this circle ?

• 3.14 cm 

• 37.68 cm

• 24 cm

• 68.4 cm

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB to the nearest integer.

• 5

• 9

• 8

• 6

Find the measure of arc AB.

• 17

• 34

• 68

• 146

x = ?

• 90

• 180

• 45

• 80

What is the radius?

• 18

• 72

• 38

• 14