What is one way to check the reliability of an author?

a)read all of his or her published work(s)
b)research the author
c)call the author personally
d)see if s/he has a blog

Project information: the pythagorean theorem can be used in many real-world scenarios. the following is an example of real-word scenario where you will use the pythagorean theorem to find the missing piece. real-word scenario: a handyman needs to create triangular trusses to frame out the roof of a small shed. he knows the roof itself will be 9 feet tall and the length of each truss will be 14 feet. how long will the roof be from its highest to lowest point? part 1: the handyman created a drawing to provide a visual to solve this problem. below is his drawing. 1. part 2: solve the real-life scenario. show all your steps in answering the question and make sure you label your final answer correctly.