Answer:
The Battle of Thermopylae
Explanation:
I looked it up
Hey there,
Your question states: <span>How did the calculation of pi help mathematicians during the Gupta period?
My best guess that I would give would be the option B. </span><span>
The value of pi helped them explain that Earth is a rotating sphere. Because they used the </span>

to help them, just as we use that in math.
Hope this helps.
~Jurgen
Hippocrates was a free resident of greek.
you onlky commit to things you know you can do
<span> The Civil War ended to most nullification attempts.
Nullification relied on principles of states' rights that were viewed as no longer viable after the Civil War.
</span><span> Southern states use in the 1800s to nullify tariff laws were states rights
hope this helps</span>