Originally Posted by Iucounu
"Amrita walks 1,416 yd. to the library from her house. She then goes to a shop which is 165 yd. from the library. How far is the shop from her house?"

sqrt( (1416 + 165*cos(A))^2 + (165*sin(A))^2 ) yards

Where A is the angle turned to go toward the shop after reaching the library. That's the answer they were expecting, right?