How did the early Xia Kings solve problems?

What do the P-Q interval on a ECG mean? Is since a conjunction? Is angry an adverb? What 9 less than g to the fourth power? What is identity property? What is the standard notation of 32.1 trillion? How do you solve -4(p 1)-2(8-2p)? Why pi is 3.16? Translate the following phrase into an algebraic expression the quotient of a number and 4? What is a method used to estimate a sum when all addends are about the same? What does 0 K mean? What does altermate mean? How do you tell your 5th grade crush you love her? What is the function of the necleoid? Volume of a square prism? What does an inverse question mean? What is the measure of each angle of a regular triangle? Which of the ordered pairs is a solution of the inequality 2x plus 6 y 10? What is the quotient of 33 and 11? What number other than 6 is the square root of 36?