SOLUTION: I'm not sure how to do this question. Could you please help?:
Diagram: http://imgur.com/a/7ucNQ
This rectangle is a golden rectangle.
– ABEF is a square.
– Rectangle BCDE is si
Algebra.Com
Question 1055386: I'm not sure how to do this question. Could you please help?:
Diagram: http://imgur.com/a/7ucNQ
This rectangle is a golden rectangle.
– ABEF is a square.
– Rectangle BCDE is similar to rectangle ACDF.
a) Show that a/1= 1/(a-1)
b) Find the exact value of a (which will give you the golden ratio) by completing the square.
Thanks in advanced :)
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
Given the similarity between the two rectangles, that is already the justification for . The reason is, their similarity is given. The equation, replacing your "1" with a "y" is simply the proportion for comparing the corresponding rectangular parts.
skipping trying to complete square;
, and probably want the PLUS form.
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