Circle Properties Review

The intercepted arc of an inscribed angle  is ___________________ the measure of the inscribed angle.

• congruent to
• half
• double
• supplementary to 

8.

• 67.5°
• 90°
• 22.5°
• 45°

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

• A
• B
• C
• D

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CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

Circle O has diameter AB and chord AC. State a conjecture (educated guess) about the relationship between ∠CAB and arcBC and use it to calculate the measure of ∠CAB if the measure of arcBC=62°

• ∠CAB= 62

• ∠CAB= 31

• ∠CAB= 124

• ∠CAB= 118

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

CCSS.HSG.C.B.5

inscribed angle: an angle with its vertex _____________ the circle

• at the center of
• on

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

• A
• B
• C
• D

Tags

CCSS.HSG.C.A.2

CCSS.HSG.C.A.3

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

• 150°
• 100°
• 210°
• 105°

Tags

CCSS.HSG.C.A.2