Question

In fig, o is the centre of the circle, chord ab subtends 60 at the centre of the circle.If oa = 5cm,find the length of ab

Answer 1

Answer:

the value of the length of ab is 5 cm

Answer 2

Answer:

AB=5cm

Step-by-step explanation:

Angle AOB=60 degree

OA=5 cm

Since angle AOB =60 degrees,

OB=5cm

OA=OB and angle AOB=60 degree,It is an equilateral triangle

Therefore, AB=5cm