An elevator started on the 9th floor it went down four floors up seven floors up eight floors and up eight floors on what floor did the elevator stop

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

What number should be added to both sides of the equation to complete this square? x^2-10x=7

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angles. measure need asap