Area and Circumference of Circles and Central Arcs

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

Tags

CCSS.HSG.C.B.5

When she is outdoors, Tasha, the dog, is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant, following minor arc DG, to the nearest foot.

• 40

• 35

• 55

• 69

Tags

CCSS.HSG.C.B.5

Which is true of a minor arc?

• It forms half a circle.

• It forms a whole circle.

• It measures greater than 180 degrees. 

• It measures less than 180 degrees.

Solve for x. 

• 5

• 20

• 40

• 85

Tags

CCSS.HSG.C.A.2

Name a minor arc

• AD

• ADB

• AB

• CD

What is the measure of arc AD?

• 38

• 142

• 180

• 153

Tags

CCSS.HSG.C.B.5

What is the measure of arc AB?

• 140

• 142

• 180

• 153

Tags

CCSS.HSG.C.B.5

A line segment between two points on the circle which passes through the center

• Radius

• Diameter

• Circumference

• Tangent

What is the measure of arc AYB

• 50

• 100

• 180

• 260

Tags

CCSS.HSG.C.B.5

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

• Tangent

• Secant

• Radius

• Arc