Question

what symbol represents the golden ratio?
a. $phi$
b. $sigma$
c. $pi$
d. $\alpha$

Explanation:

The Golden Ratio is commonly represented by the Greek letter phi ($\phi$). The symbol $\sigma$ is often used for standard deviation in statistics. The symbol $\pi$ represents the ratio of a circle's circumference to its diameter. The symbol $\alpha$ is a general - purpose variable in many mathematical and scientific contexts.

Answer:

A. $\phi$