Keith left his house, rode his bike 3 miles along one road, took a 90 degree turn, and rode 3 miles to the local swimming pool. if he had ridden directly to the pool, how much distance would he have saved? round the answer to the nearest tenth of a mile. pick one; 1.2 miles 1.8 miles 2.5 miles  4.2 miles(ps: i can't copy  the picture but its a right triangle.)