How did the calculation of pi mathematicians during the gupta period? a. the value of pi them calculate the circumference of earth. b. the value of pi them explain that earth is a rotating sphere. c. the value of pi them create arabic numerals. d. the value of pi them invent zero.

Need plz? due in 10 will give brainliest which of the following was the most significant aspect of revel's election to the senate? a.his election showed that the u.s. would quickly move past the civil war. b.his election to uphold the thirteenth and fourteenth amendments which gave freed slaves citizenship and voting rights. c.his election demonstrated the states were united in a union once more. d.his election was the first step in opening doors for other african-american political leaders.

Which of the following best describes us involvement in the korean peninsula today?

Why did siddhartha gautama leave home at age 30? a. to find answers to his questions about human life b. to establish a religion that was better than hinduism c. to those who felt pain and suffering in life d. to spread his new religious ideas to other people