$\"\"$ Circumference of orbit is given by $\"\"$ .

$\"circumference$

$\"\"$ (Substitute $\"\"$ )

$\"\"$ (Use a calculator to multiply) $\"\"$

Time required for revolving around the sun $\"\"$ .

$\"circumference$

Distance to travel = circumference of Earth’s orbit = $\"\"$ \

Speed/velocity of earth = 66,698 miles/hour

$\"\"$ (Substitute the values)

$\"\"$ (Use a calculator to evaluate) $\"\"$

The circumference of Earth’s orbit is about $\"\"$ .