# The Sun has an angular diameter of about 0.5 and an average distance of about 150 million. What is the Sun's approximate physical diameter?

##### 1 Answer

Dec 20, 2015

Approximately

#### Explanation:

In radians,

The physical diameter will be approximately:

#150000000 * sin (pi/360) ~~ 150000000 * pi/360~~1300000# km

that is

This is about

**Footnote**

The actual diameter is closer to