The answer is <span>b.12 </span> According to the Pythagorean theorem the square of the hypotenuse (c) is the sum of the squares of the legs (a and b): c² = a² + b²
Find the average of all the tests on the first and second test. You find the average by adding up all the test scores and dividing it by the number of test scores you added. Then you can see if she did better than the overal average on each of the tests
