fft1 p118

COMPREHENTION

There is a point 'p' inside an equilateral triangle ABC of side d whose distance from the vertices is 3,4,5 . Rotate the triangle, through 60° about C . Let A go to A' and P to P'.

1) The area of triangle PAP' is

(A) 8 (B) 12 (C) 6 (D) none of these

8 Answers

24
eureka123 ·

after reading ur ques .....i realized it had traces of a ques i read loong time back...
though not exactly same......

these links will be useful...atelast 6 diff type of solns have been given.

http://mathcentral.uregina.ca/mp/previous2008/dec08sol.php

http://mathforum.org/library/drmath/view/61863.html

4
UTTARA ·

Thanks :)

4
UTTARA ·

ANS IS 6

1
akari ·

what is the distance of P from A ???

1
akari ·

i am assuming uttara meant 3,4,5,respectively
the solution becomes easy from geometry

4
UTTARA ·

@Akari I dint get ur figure

Can u plzzz label it

& ya i did mean " 3,4,5,respectively " PA = 3 PB = 4 PC = 5

But in ur fig I cant make out which r A B C

So plzzzzzzzzz label it

or anyone else who understood the fig can label it plzzzzzzz

1
akari ·

4
UTTARA ·

Y got it now

Thanks :)

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