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if the angles A ,B ,C of a triangle are in AP and if a,b,c denotes the lenght of the side opposite to A, B , C respectively then the value of the expression a/c *sin2C + C/a * Sin2A is ?
 one year ago
 one year ago
if the angles A ,B ,C of a triangle are in AP and if a,b,c denotes the lenght of the side opposite to A, B , C respectively then the value of the expression a/c *sin2C + C/a * Sin2A is ?
 one year ago
 one year ago

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hartnnBest ResponseYou've already chosen the best response.3
A+B+C=180 A+C=2B B=.... ?
 one year ago

shubhamsrgBest ResponseYou've already chosen the best response.0
how about hit and trial.. assume the angles are 60,60,60 so final ans becomes sqrt3 ! :P please confirm..
 one year ago

hartnnBest ResponseYou've already chosen the best response.3
from sine rule, c/a =... ? then c/a *(2sin A cos A )= .. ?
 one year ago

Yahoo!Best ResponseYou've already chosen the best response.1
Ha...Silly...i got it..:)
 one year ago

hartnnBest ResponseYou've already chosen the best response.3
Arithmetic Progression if, a,b,c are in AP, then 2b=a+c
 one year ago

RadEnBest ResponseYou've already chosen the best response.0
actually, if a,b,c in AP then the triangle have sides 3x, 4x, 5x. it means the right triangle. right ?
 one year ago

hartnnBest ResponseYou've already chosen the best response.3
how did u come up with sides 3x, 4x, 5x ? and angels are in AP, not sides....
 one year ago

RadEnBest ResponseYou've already chosen the best response.0
OPSS... i look ur coment before hartnn :)
 one year ago
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