To find the straight line distance from A to B, use the Pythagorean Theorem: AC2 + CB2 = AB2 ---> 412 + 342 = ab2
---> 2837 = AB2 ---> AB = 53.3
Walking from A to C to B = 41 + 34 = 75 meters.
Walking from A to B will save you 75 - 53.3 = 21.7 meters.