This material may consist of step-by-step explanations on how to solve a problem or examples of proper writing, including the use of citations, references, bibliographies, and formatting. This material is made available for the sole purpose of studying and learning - misuse is strictly forbidden.In this triangle there is a special situation: The triangle has an angle of 90 degrees at the point Q.
How do I know?
The line through the points R and Q has slope: (3-1)/(14-4)=2/10=1/5.
The line through the points P and Q has slope: (1-6)/(4-3)=-5....