YAY!!! ANOTHER PERSON FRON ED-GENUITY!!!
All of the letters are equal to 90 degrees so the answer would be C.
Hope I helped!
The answer to this problem would be 12. If you need to show work just comment.
The 30 pound bag is the bust guys it's bigger and same price and in the long run would be better
-x^2 + 7 is the simplified expression