Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Hallar x: [x plus y equals pi over 2 sin left parenthesis x right parenthesis plus sin left parenthesis y right parenthesis equals # a x greater or equal than y] : [# r 3] radianes; [# r 1] radianes; [# r 4] radianes; [# r 2] radianes
Right answer summary: [# r 1] radianes
Question state: todo