Please HELP LOTS OF POINTS
Question:

Clay bought a baseball card in 2001 for $50. In 2016, the card's value was $500. Determine the average annual rate (r) of appreciation to the nearest whole percent. Show all work.

Rearrange the formula c^2 = a^2 + b^2 for b

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.

∆red ≅ ∆ by rule will give brainiest if possible