PLEASE SOLVE THIS QUESTION AND WRITE ANSWER IN COPY AND SENS ME

James adds two numbers a + b. sally adds the same two numbers but reverse the order b + a what property of addition assures us that james and sally will get the same sum

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36