Exercise condition:

5
Determine the value of \(x\) and \(y\) from the following diagram if \(O\) is the centre of the circle \(∠\)\(BCO\) \(=\) 40\(°\).
 
1.png
 
The measure of angle \(x\) is \(°\).
 
The measure of angle \(y\) is \(°\).
If you want to answer, you must be logged in. Please login or register!