The value of Pi was established by the pioneers themselves.
Pi: định luật bảo toàn giá trị , 1pi=1pi.
पसंद करना
टिप्पणी
The value of Pi was established by the pioneers themselves.
Pi: định luật bảo toàn giá trị , 1pi=1pi.
betruong78
टिप्पणी हटाएं
क्या आप वाकई इस टिप्पणी को हटाना चाहते हैं?