1.who created math and why do they created the math? 2.who put letters in math and why do they put letters in math?

I'll mark brainlist if you get the right answer

1 who created math and why do they created the math?

Beginning in the 6th century BC with the Pythagoreans, with Greek mathematics the Ancient Greeks began a systematic study of mathematics as a subject in its own right. Around 300 BC, Euclid introduced the axiomatic method still used in mathematics today, consisting of definition, axiom, theorem, and proof

2 Why we use letters in math

we use letters or alphabets like x,y,z in maths to represent an unknown value which we are to find

Hope This Helps!

congruent segments

step-by-step explanation: