Question

in the adjoining figure o is the centre of the circle and ab is a diameter.if ac is the only chord show that angle a = 1/2 angle cob
plz tell asap plz

Answer 1

Step-by-step explanation:

angle 1/2

angle=180

180/2

90

Answer 2

Answer:

No

Step-by-step explanation:

/_ COB= /_ A

BECAUSE IT DOESN'T MATTER WHAT IS THE LENGTH OF THE ARMS ONLY THE ANGLE'S MEASURE MATTER WHICH IS EQUAL AND BOTH ANGLES ARE SAME.