Triangle, test OG

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isisalaska: Community Manager; Posts: 363; Joined: Sun Dec 10, 2006 12:24 pmFollowed by: 3 members; Location: St. Louis; Thanked: 7 times

by isisalaska » Sun Jan 07, 2007 4:35 pm

Perimeter of an isosceles right triangel is 16=16(square root) 2
why the hypotenuse is 16 an dnot 16(square root)2, I though is was a 1:1:square root2 triangle...

Isis Alaska

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Source: Beat The GMAT — Problem Solving | Sun Jan 07, 2007 4:35 pm

thankont: Senior | Next Rank: 100 Posts; Posts: 41; Joined: Fri Dec 15, 2006 9:23 amFollowed by: 1 member; Location: Greece

by thankont » Tue Jan 09, 2007 4:06 am

I think this is a tricky question but you can write 16sqrt(2) like
8sqrt(2)+8sqrt(2) so these are the right sides and hypot. is 16

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