Calculate, correct to three significant figures, the length of the arc AB in the diagram above.
[Take \(\pi = ^{22}/_7\)]

The difference between an exterior angle of (n - 1) sided regular polygon and an exterior angle of (n + 2) sided regular polygon is 6\(^o\), then the value of "n" is

Find the value of the angle marked x in the diagram above

Find the value of x in the diagram above

PQRS is a cyclic quadrilateral. Find \(x\) + \(y\)