ali walks 5 km east, then 4 km north. how far is he from the starting point? June 28, 2026 • 1 min read TwitterFacebookWhatsAppLinkedInTelegramCopy Link He is 41\sqrt{41}41 km from the starting point, which is approximately 6.4 km. Written by Senthil "Books are the quietest and most constant of friends." — This philosophy guides my writing and exploration of ideas.