Tangents to Circles

PT and QT are tangents to the circle with centre O.

Is ∠PTO = ∠QTO?

• TRUE

• FALSE

Line AB is a tangent to the circle with center C. Find the value of x.

• 40°

• 36°

• 54°

• 32°

AC is a tangent to circle O at point C. What is the length of AC?

Find the value of x and y.

The diagram shows a circle with centre O. PQ is a tangent to the circle. Given ∠PSR = 38°, calculate the value of x.

• 52°

• 50°

• 38°

• 90°

The diagram shows a circle where AB is a tangent to the circle. Given ∠BAC = 42°, calculate the value of x.

• 42°

• 69°

• 27°

• 30°

PT and QT are tangents to the circle with centre O.

Is PT = QT?

• TRUE

• FALSE

PT and QT are tangents to the circle with centre O.

Is x + y = 360°?

• TRUE

• FALSE