Advertisements
Advertisements
प्रश्न
If O is the centre of the circle, find the value of x in the following figure:
Advertisements
उत्तर
We have
∠ABC = 40°
∠ACB = 90°
In ∠ABC, by angle sum property
∠CAB + ∠ACB + ∠ABC = 180°
⇒ ∠CAB + 90° + 40° = 180°
⇒ ∠CAB = 180° - 90°
⇒ ∠CAB = 50°
Now,
⇒COB = ∠CAB
⇒x = 50°
APPEARS IN
संबंधित प्रश्न
Fill in the blank:
A circle divides the plane, on which it lies, in ............ parts.
Given an arc of a circle, show how to complete the circle.
If O is the centre of the circle, find the value of x in the following figure
If O is the centre of the circle, find the value of x in the following figures.
If O is the centre of the circle, find the value of x in the following figures.
O is the circumcentre of the triangle ABC and OD is perpendicular on BC. Prove that ∠BOD = ∠A.
In the given figure, O is the centre of the circle, BO is the bisector of ∠ABC. Show that AB = BC.
In the given figure, O is the centre of the circle, prove that ∠x = ∠y + ∠z.
If arcs AXB and CYD of a circle are congruent, find the ratio of AB and CD.
A circle has radius `sqrt(2)` cm. It is divided into two segments by a chord of length 2 cm. Prove that the angle subtended by the chord at a point in major segment is 45°.
