South and then east

William walks 16 m south from his house and turns east to walk 63 m to reach his friend's house. While returning, he walks diagonally from his friend's house to reach back to his house. What distance did he walk while returning?

Final Answer:

c =  65 m

Step-by-step explanation:

a=16 m b=63 m  c2 = a2+b2  c=a2+b2=162+632=65 m



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