Question

find x in fig circles ch class 9 .how to find it?​

Answer 1

Answer:

let ab be chord

ab makes 30degree at circumference

by theorem we know that angle by the chord at circumference is half of the angle made by the same chord at centre

so x= 2×30=60

Answer 2

Answer:

60

Step-by-step explanation:

anuragghose786’s answer is correct... Pls refer it... It will help you...