วันพฤหัสบดีที่ 15 กุมภาพันธ์ พ.ศ. 2567

50 (Exam Math ONET ก.พ.-64-ข้อ 8)


 

Amazing Fact About Maths

The Pythagorean Theorem, which states that the square of the hypotenuse of a right-angled triangle is equal to the sum of the squares of the other two sides, is named after the ancient Greek mathematician Pythagoras.

The concept of negative numbers was first introduced in China in the 2nd century BC.

The study of prime numbers, which are numbers that can only be divided by 1 and themselves, is called number theory.


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