Chinese, asked by AɳɠεℓícGℓíɱɱεɾ, 5 days ago

What is Sigma?

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Answers

Answered by Mïƭsυɾï
3

Answer:

Sigma is the eighteenth letter of the Greek alphabet. In the system of Greek numerals, it has a value of 200. In general mathematics, uppercase Σ is used as an operator for summation

Answered by Anonymous
4

Explanation:

0-20 15

20-40 f1

40-60 21

60-80 f2

80-100 17

Total 100

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