Question

in the figure the chord AB subtends an angle AOB equal to 60 degree at the centre of the circle if OA= 5 cm then length of AB ( in cm ) is​

Answer 1

Answer:

5cm

Step-by-step explanation:

As the angle subtended in the centre is 60°...

And ∆AOB is an isosceles triangle..

thus AO =BO=5CM

Thus ∆AOB IS AN EQUILATERAL TRIANGLE....

THEREFORE, AB=5CM..

I hope you've got your answer......