Answer:
By virtue of the Pythagorean Theorem, in a right triangle the sum of the squares of the smaller two sides equals the square of the largest side. Only 9, 12, and 15 fit this rule.
Cant see the rest of the question ;-;
1.Scottsdale
2.st Louis
3. Scottsdale
4. -41
We do not see a graph above
The answer on APEX would be $2430