Question

What is A?

Answer 1

`88^circ`

Explanation:

Opposite angles of a cyclic quadrilateral add up to `180^circ`

So `/_B+/_D = 180^circ implies x+116^circ = 180^circ implies x = 64^circ`

So `/_A = 2x-40^circ=2times 64^circ-40^circ = 88^circ`