<span>So your data reflects changes in your dependent variable only; Imagine an experiment where we don't control the control variables.
Hope this helps!
</span>
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
The political movement that brought Africans together in the 1950's was known as <u>Pan-Africanism.</u>