Question

euclid was an ancient greek scholar who wrote a geometry textbook that was used for nearly 2,000 years. calculated the value of the infinite number known as pi. computed the circumference of planet earth. developed military tactics that still apply today.

Explanation:

Euclid is well - known for writing Elements, a geometry textbook that had a long - lasting influence, being used for nearly 2000 years. He did not calculate the value of pi, compute the circumference of Earth, or develop military tactics.

Answer:

A. wrote a geometry textbook that was used for nearly 2000 years