Circle Arcs, Congruent Chords and Central Angles

A chord that passes through the center of the circle is a ________.

• chord

• diameter

• radius

• tangent

Q1. How many apples are there?

• 1)

  10

• A)

  15

• 1)

  12

• A)

  19

• 4
• 5
• 6
• 8

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

In a circle, the perpendicular bisector of a chord:

• is tangent to the circle

• is the diameter

• is a right triangle

• eats frosted flakes for dinner

In a circle or congruent circles, congruent arcs have congruent ____________.

In ʘA, TP is a diameter. What is the measure of arc TO if m∠OAP = 65º?

• 65º

• 115º

• 130º

• 230º

Given ⨀O with diameter CD and ABIICD and the measure of arc AB = 80˚, find arc CA. 

• 50˚

• 55˚

• 60˚

• 65˚

In a circle or congruent circles, congruent central angles have congruent__________