The members of a bushwalking group have been given instructions for their next hike. Start from a meeting place, labeled A, and walk 35 km at a bearing of 055T to B. From B, walk 25km at a bearing of 015T to finish the walk at C. Consider the right-angled triangle in which AC is the hypotenuse. Calculate the distance from A to C.

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books