Natalie wants to measure the width of a river. she marks off two right angles, as shown in the figure. the base of the larger triangle has a length of 58m, and the base of the smaller triangle has a length of 26m. the height of the smaller triangle is 21.3m. how wide is the river? round your answer to the nearest meter.

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

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