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estudier
 2 years ago
Side length of equilateral triangle?
(I have to draw it)
estudier
 2 years ago
Side length of equilateral triangle? (I have to draw it)

This Question is Closed

sauravshakya
 2 years ago
Best ResponseYou've already chosen the best response.2U mean length of BC

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0yes, ABC is equilateral so any side...

sara12345
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1350740356848:dw

sara12345
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1350740418399:dw

sara12345
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1350740461276:dw

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0Hint  make a transformation

sara12345
 2 years ago
Best ResponseYou've already chosen the best response.1i wasnt thinkin g sorry.. .let me think

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0U didn't like my hint?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0Imagine that the slant line is the xaxis and shift the triangle "up" 2 so that A is at the origin. Now try it...

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0U see what I mean? Now if you drop the perpendiculars from B and C, they will 5 and 4

sara12345
 2 years ago
Best ResponseYou've already chosen the best response.1dont post any more hints.. plz

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0I'm getting worried now, I better check my answer... This is Pythagorus and some algebra, right?

sara12345
 2 years ago
Best ResponseYou've already chosen the best response.1im getting 3 quadratics wid 3 variables

sauravshakya
 2 years ago
Best ResponseYou've already chosen the best response.2dw:1350743128666:dw

sauravshakya
 2 years ago
Best ResponseYou've already chosen the best response.2I guess Now, using cosine rule and sine rule will give x and y.

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0First 2 equations give s^2t^2 = 9 Second and third give s^2 2st =24 t = (s^224)/2s substitute in s^2t^2 gives a quadratic in s etc.

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0I think Sara was closest...

sauravshakya
 2 years ago
Best ResponseYou've already chosen the best response.2Where did I go wrong???

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0I will have a look later on.....

sauravshakya
 2 years ago
Best ResponseYou've already chosen the best response.2Thanx @shubhamsrg AND yes there was a mistake in cosine law. Now, that gives the length 5.2915

sauravshakya
 2 years ago
Best ResponseYou've already chosen the best response.2Which looks correct.

shubhamsrg
 2 years ago
Best ResponseYou've already chosen the best response.1you did all the work buddy,, as i said,,a human error..i do more mistakes than that in my work.,, anyways,,good job YET AGAIN>>

estudier
 2 years ago
Best ResponseYou've already chosen the best response.0Ah, u found it, good:)
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