In the given figure, O is the centre of a circle. If ∠AOB=100∘ and

1.	In the given figure, O is the centre of a circle. If ∠AOB=100∘ and ∠AOC=90∘ then ∠BAC=? (a) 85∘ (b) 80∘ (c) 95∘ (d) 75∘
Answer» In the given figure, O is the centre of a circle. If $∠ A O B = 100^{\circ} a n d ∠ A O C = 90^{\circ} t h e n ∠ B A C = ?$ (a) $85^{\circ}$ (b) $80^{\circ}$ (c) $95^{\circ}$ (d) $75^{\circ}$

In the given figure, O is the centre of a circle. If ∠AOB=100∘ and ∠AOC=90∘ then ∠BAC=? (a) 85∘ (b) 80∘ (c) 95∘ (d) 75∘

Answer»

In the given figure, O is the centre of a circle. If $∠ A O B = 100^{\circ} a n d ∠ A O C = 90^{\circ} t h e n ∠ B A C = ?$

(a) $85^{\circ}$

(b) $80^{\circ}$

(d) $75^{\circ}$