Tangent Angles Circles

Find the value of y.

• 45^o

• 90^o

Find the value of y.

• 38^o

• 76^o

• 142^o

• 284^o

Given O is the centre of the circle. Find the value of x.

• 25^o

• 50^o

• 65^o

• 155^o

O is the centre of the circle. Find the value of x.

• 30^o

• 60^o

• 45^o

• 90^o

Given BCD is a straight line and o is the centre. Find the values of x and y.

• x = 50^o , y = 140^o

• x= 40^o, y = 100^o

• x = 80^o, y = 120^o

• x = 80^o, y = 140^o

Given POQ is the diameter of a circle. Calculate the value of x.

• 20^o

• 30^o

• 35^o

• 40^o

O is the centre of circle. Calculate the value of y.

• 75^o

• 105^o

• 150^o

• 210^o

In the diagram, O is the centre of the circle of radius 6.5cm. Given that QR=5cm, find the length of PR, in cm.

• 8.2 cm

• 4.15 cm

• 12 cm

• 13.93 cm

Find the value of x and y.

• x = 15, y = 85

• x = 68, y = 85

• x = 68, y = 95

• x = 85, x = 112

Calculate the value of y.

• 30^o

• 40^o

• 50^o

• 80^o