Theorems on Tangents to Circle

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

• 90

• 43

• 47

• 53

What is the value of x and y?

• x=75°; y=93°

• x=65°;y=104°

• x=75°; y=94°

• x=65°; y=93

What is the size of angle x?

• 19^o

• 76^o

• 39^o

• 38^o

what are the values of c and d?

• c = 218, d = 71

• d = 109, c = 71

• c = 142, d = 218

• c = 142, d = 109

Find the measure of angle ADB.

• 47.5

• 85

• 132.5

• 180

What is the measure of angle c and d?

• c = 21, d = 50

• c = 63, d = 78

• c = 78, d = 63

• c = 10, d = 50

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

• 90

• 45

• 50

• 100

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

• 63

• 126

• 54

• 90

Which is the correct way to solve this?

• x(x+14)=12(33)

• 14x=12(21)

• 12x=14(21)

• 21x=(12)(14)

Which is the correct way to solve this?

• x=(360-110)/2

• x=110/2

• x=(250-110)/2

• x=(250+110)/2