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This is a good video
Superfoiling 9 months ago in playlist GRE Math -- 03/19/11
how about this:
ratio is 6:5 so the length is 6k and the breadth is 5k. That gives area of the picture as 30k^2
Therefore
30k^2 = 18*15 -30k^2
or 60k^2 = 2*9*15
0r 2k^2 = 9
Terefore K = 3/sqrt2
and L = 3*K = 9/sqrt2
arideep 1 year ago
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dadare6 1 year ago
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TheCoolMathGuy 1 year ago
Watched your videos and I must say, you do a wonderful job. Concise and easy to follow.
TheCoolMathGuy 1 year ago
Beautiful.
wildreamuh1 2 years ago
WOW. Thanks A lot.
cjose24 2 years ago