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January 12th, 2010, 12:45 AM  #1 
Newbie Joined: Jan 2010 Posts: 2 Thanks: 0  Calculate side from angles and some other sides in triangle
Hello, I would like the forumla for calculating the length of B. What is known is the length of A (the entire length of that side), A2, D, D2 the angle of r and r2 (90 degrees). What is the formula for calculating the length of B? Thanks in advance! Regards, Niklas 
January 13th, 2010, 11:41 AM  #2 
Global Moderator Joined: Dec 2006 Posts: 20,636 Thanks: 2080 
B = AD/A2 (since B/A = D/A2).

January 13th, 2010, 12:35 PM  #3 
Newbie Joined: Jan 2010 Posts: 2 Thanks: 0  Re: Calculate side from angles and some other sides in triangle
Hmm, a bit too easy... Thanks a lot!


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angles, calculate, side, sides, triangle 
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