Mira starts at point T - walks straight to point U which is 4 ft. away. She turns left - at 90degree and walks to W which is 4 ft. away - turns 90 degree right and goes 3 ft. to P - turns 90degree right and walks 1 ft. to Q - turns left at 90 degree and goes to V - which is 1 ft. away and once again turns 90 degree right and goes to O - 3 ft. away. What is the distance between T and O?