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Algebra

Blazing goIITian

 Joined: 25 Jul 2011 Post: 322
11 Mar 2012 22:51:32 IST
3 People liked this
5
514
AIME geometry
Engineering Entrance , JEE Main , JEE Main & Advanced , Mathematics , Algebra

Point P lies on the diagonal AC of square ABCD with AP > CP. Let O1 and O2 be the circumcenters

of triangles ABP and CDP respectively. Given that AB = 12 and \O1PO2 = 120?, then AP = √a + √b where a
and b are positive integers. Find a + b.

Blazing goIITian

Joined: 2 Mar 2012
Posts: 308
11 Mar 2012 23:42:01 IST
0 people liked this

is that angle o1po2 or area of triangle in ur que.??

Blazing goIITian

Joined: 2 Mar 2012
Posts: 308
12 Mar 2012 00:17:53 IST
3 people liked this

If it was angle, i got 96 . lyk if i m rite...: p7

Blazing goIITian

Joined: 25 Jul 2011
Posts: 322
12 Mar 2012 12:45:41 IST
0 people liked this

correct!pls explain!

Blazing goIITian

Joined: 2 Mar 2012
Posts: 308
12 Mar 2012 13:07:50 IST
0 people liked this

apologies....i will explain it., but wait for couple of days..let my xam finish. cg4 dis a = 72 and b = 24....... p7m6

Blazing goIITian

Joined: 25 Jul 2011
Posts: 322
12 Mar 2012 15:25:22 IST
0 people liked this

k dude :)

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