Circle theorems 3 (w8 CW)

Find the red minor arc and its measure. Then find the blue major arc and its measure.

• AB, 135; ADB, 225

• ADB, 225; AB, 135

Tags

CCSS.HSG.C.B.5

The measure of an arc created by a CENTRAL ANGLE is:

• equal to the central angle

• 2 times the size of the central angle

• half the size of the central angle

The measure of arc CB is  $84\degree$  . What is the measure of angle CAB?

•  $84\degree$  

•  $168\degree$  

•  $42\degree$  

Tags

CCSS.HSG.C.A.2

Find the measure of arc BC (the minor arc).

•  $57.5\degree$  

•  $115\degree$  

•  $28.75\degree$  

Tags

CCSS.HSG.C.B.5

What is the measure of the minor arc BD?

• $75.8\degree$

• $18.95\degree$

• $37.9\degree$

Tags

CCSS.HSG.C.B.5

Find the sizes of the lettered angles in each of these circles

• a = 50, b = 95

• a = 85, b = 130

• a = 95, b = 50

• a = 130, b = 85

Tags

CCSS.HSG.C.A.2

Find the value of the angle marked x....

• 90

• 43

• 47

• 53

Tags

CCSS.HSG.C.A.2

Find the value of the angle marked x....

• 56

• 90

• 34

• 44

Tags

CCSS.HSG.C.A.2

Find the value of the angle marked x....

• 88

• 44

• 92

• 46

Tags

CCSS.HSG.C.A.2

Find the value of the angle marked x....

• 100

• 80

• 109

• 71

Tags

CCSS.HSG.C.A.2