{{ ::randomlength.java |}}====== Random Segments in a Square ======

Pick two random points in a unit square. Find the distance between them.  Do this a few million times to answer the question, "What is the average length of a random segment inside a square?"

 Helpful formula:
{{::sdistance_formula.png?300|}}

====== Random Chords ======

Pick two points on a unit circle. Find the length of the cord.  Do this a few million times to answer the question, "What is the average length of the chord?"

 ==== Hint about getting random points on unit a circle: ====

Get a random number from 0 to ''2*Math.PI'' to be a random angle (in radians, which is what you need in Java.  Then get your x and y coordinates with sine and cosine: 
{{::screen_shot_2021-05-06_at_10.30.13_am.png?100|}}

{{ ::randomlength.java |RandomLength.java}}