Central Angles and Arcs Lab

What is the relationship between a central angle and its arc?

• The angle is half of the arc.

• The arc is half of the angle.

• The arc is smaller than the angle.

• They are congruent.

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.

Tags

CCSS.HSG.C.B.5

Which is true of a major arc?

• Forms half a circle.
• Forms a whole circle.
• Measures greater than 180 degrees.
• Measures less than 180 degrees.

Tags

CCSS.HSG.CO.A.1

What is the measure of arc AD?

• 38
• 142
• 180
• 153

Tags

CCSS.HSG.C.B.5

If the measure of arc ABC = 210°, what is the measure of ∠AOC?

• 150°
• 100°
• 210°
• 105°

Tags

CCSS.HSG.C.B.5

CCSS.HSG.C.A.2

What is the measure of arc RS?

• 120°

• 60°

• 180°
• 140°

Tags

CCSS.HSG.C.B.5

What is the measure of arc AB? Segment BD is a diameter.

• 140
• 142
• 180
• 153

Tags

CCSS.HSG.C.B.5

What is the measure of arc PQ? Look for diameters.

• 120°

• 60°

• 180°
• 140°

Tags

CCSS.HSG.C.B.5

What is the measure of arc JK? Segment JL is a diameter.

• 55°
• 60°
• 120°
• 135°

Tags

CCSS.HSG.C.A.2

Find the measure of arc JH. Segment JG is a diameter.

• 93

• 130

• 120

• 95

Tags

CCSS.HSG.C.A.2