Please can someone help me on these Tangents and Radius Circle Theorem Question? I really need these answers.

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Select the number of ways in which a line and a circle can intersect

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path