Determine the unknown side length of the golden rectangle with the given side length. s = l=9 a. 5.56 c. 4.94 b. 4.85 d. 5.26

The side lengths of the golden rectangle are in the proportion ⇒ 1 : golden number

golden number =

So, the ratio = 1 : =

Since we have given side l = 9, we can use the proportion, to find the unknown lenght s.

∴

∴

Solve for s.

∴ s =

using the calculator

∴ s ≈ 5.56

So, the correct answer is option a. 5.56

the k side

step-by-step explanation:

plese mark mde brainliest!

0.32

step-by-step explanation:

2.24/7