Megan bikes 6 miles west to get from her apartment to school. after school she bikes 8 miles north to her friend izaac's house. how far is megan's apartment from izaac's house, measured in a straight line.
a. 6 miles
b. 8 miles
c. 10 miles
d. 12 miles

Geometry. i need step by step explanation on how to do each problem.

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

To finance her community college education, sarah takes out a loan for $2900. after a year sarah decides to pay off the interest, which is 4% of $2900. how much will she pay