In the following figure, O is the centre of the circle and if angle O A B= 30°, then the acute angle between A B and the tangent P Q at B is

Question

In the following figure, O is the centre of the circle and if angle O A B= 30°, then the acute angle between A B and the tangent P Q at B is (A) 30° (B) 60° (C) 45° (D) 90°

Tardigrade Admin · Accepted Answer

Apply ‘alternate segment theorem’.

Q. In the following figure, $O$ is the centre of the circle and if $∠ O A B =$ $3 0^{\circ}$ , then the acute angle between $A B$ and the tangent $PQ$ at $B$ is

$3 0^{\circ}$

$6 0^{\circ}$

$4 5^{\circ}$

$9 0^{\circ}$

Apply ‘alternate segment theorem’.

Q. In the following figure, O is the centre of the circle and if ∠OAB= 30∘, then the acute angle between AB and the tangent PQ at B is

30∘

60∘

45∘

90∘

Apply ‘alternate segment theorem’.

Q. In the following figure, $O$ is the centre of the circle and if $∠ O A B =$ $3 0^{\circ}$ , then the acute angle between $A B$ and the tangent $PQ$ at $B$ is

$3 0^{\circ}$

$6 0^{\circ}$

$4 5^{\circ}$

$9 0^{\circ}$