Angle A is circumscribed about circle O. What is the measure of angle A? I couldn't get the image, but it's a square intersecting a circle and the top right angle is 92 degrees. It's a Khan Academy question

Read the excerpt from gilgamesh: a new english version. gilgamesh backed away. he said,"how dreadful humbaba's face has become! it is changing into a thousand nightmarefaces, more horrible than i can bear. i feel haunted. i am too afraid to go on." §enkidu answered, "why, dear friend, do you speak like a coward? what you just saidis unworthy of you. it grieves my heartwe must not hesitate or retreat."