dsgrin
Answered

The golden ratio or golden mean is represented as (1 + √5) : 2.


What is its decimal value to the nearest thousandth? (Hint: Use a calculator to evaluate (1+√5) divided by 2.)

A1.618
B1.118
C1.414
D1.424

The golden ratio or golden mean is represented as (1 + 5) : 2. What is its decimal value to the nearest thousandth? (Hint: Use a calculator to evaluate (1+ 5) d class=

Verified Answer :

TheSMan

even without calculator....
√5 is greater than √4
so it is more than 2 (2x2=4) 
1 + ≥2 = ≥3
divide 3 by 2 gives 1.5 and only one answer is greater than 1.5
so answer has to be A. 1.618

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