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two equal circles of radius 5 cm have two common tangent AB and CD which touch the circle on A, C and B, D respectively and if CD = 24 cm, find the length of AB.
 one year ago
 one year ago
two equal circles of radius 5 cm have two common tangent AB and CD which touch the circle on A, C and B, D respectively and if CD = 24 cm, find the length of AB.
 one year ago
 one year ago

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AravindGBest ResponseYou've already chosen the best response.0
can i know what did you attempt here?
 one year ago

ParthKohliBest ResponseYou've already chosen the best response.0
can i know what was your attempt here?
 one year ago

msinghBest ResponseYou've already chosen the best response.0
in a traingle bcd, i apply pythagoras theorem
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
ok you see for getting AB we need to take one more triangle.can you tell which one that will be?
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
well try to think of a triangle containing AB
 one year ago

msinghBest ResponseYou've already chosen the best response.0
plse see this diagram..
 one year ago

msinghBest ResponseYou've already chosen the best response.0
do u think taking a triangle BCD is right
 one year ago

msinghBest ResponseYou've already chosen the best response.0
okay...wait ..the other triangle be ABC.
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
to make things clear join OB
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
in btw hw did u get bcd as rt angled ? :P
 one year ago

msinghBest ResponseYou've already chosen the best response.0
that's why i m saying i m wrong , we can't take tr.BCD
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
i will try my best to draw that
 one year ago

AnuskaBest ResponseYou've already chosen the best response.0
yea thn tk d triangle AOD
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
@msingh i hand over this one to her :) seeya
 one year ago

msinghBest ResponseYou've already chosen the best response.0
vat is value of AD and OA
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
well msing we need to use property of tangents from same point i guess
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
lemme try this on properly ...
 one year ago

sirm3dBest ResponseYou've already chosen the best response.2
draw a segment joining the centers.
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
isnt OO'=AB @sirm3d ?
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
ABOO' is a rectangle it seems
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
my first attempt on this question wasnt as succesful as i thought .well this one was nice :)
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
@msingh any doubts here?
 one year ago

msinghBest ResponseYou've already chosen the best response.0
when the triangle are congruent, vat after that
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
find OO' using that !!
 one year ago

sirm3dBest ResponseYou've already chosen the best response.2
OP=12 because the triangles O'CP and ODP are congruent
 one year ago

sirm3dBest ResponseYou've already chosen the best response.2
oops. i meant CP=DP =12
 one year ago

sirm3dBest ResponseYou've already chosen the best response.2
use pythagorean theorem to find the length of hypotenuse OP of triangle ODP
 one year ago

msinghBest ResponseYou've already chosen the best response.0
thank u @AravindG and @sirm3d
 one year ago

AravindGBest ResponseYou've already chosen the best response.0
i liked @sirm3d novelty :P
 one year ago
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