1
skygirl
·2009-02-19 18:25:28
mereko sirf 15th ka ans chahiye...
baki ho gaya...
21
tapanmast Vora
·2009-02-19 18:54:36
@sky : considering u got coordi of C
centroid = (4,1) = ([x1 + x2 + x3]/3 , [y1 + y2 + y3]/3);
now u hav x2,x3 & y2,y3.........
and also hav x1 = 5-y1;
so u hav coordi of both B and C, u also hav thos of centroid;
ab to jus use formula 4 dis of a pt frm line, fir ho gaya
21
tapanmast Vora
·2009-02-19 19:05:01
ok, tell me wat did u get as C,
24
eureka123
·2009-02-19 19:11:22
i am getting 6/√34.....[2][2][2]
11
Subash
·2009-02-19 19:13:53
yeah eureka that is what im getting
and that is option (b) sky is the ans right
24
eureka123
·2009-02-19 19:16:37
oh yeah.............[3][3][3]
diff presentation of answers makes it difficult.........
IMP FOR JEE::: Students always commit this blunder.......always try to reduce the options into simpler ones........
1
skygirl
·2009-02-19 20:53:12
well... i dunno the ans [2]
1
skygirl
·2009-02-19 20:54:22
this one is pretty easy..
i got C and area as well..
i think i made some mistake in getting the eqn of BC [12]
24
eureka123
·2009-02-19 23:07:16
yup it was easyyyyyyyyyyyyyyyyyy